Wyzant Answershttps://www.wyzant.com/resources/answersAsk questions and get free answers from professional tutorsSat, 18 Nov 2017 19:53:56 -0600https://www.wyzant.com/images/logos/wyzant-logo.pngWyzant Answershttps://www.wyzant.com/resources/answershttps://www.wyzant.com/resources/answers627969https://www.wyzant.com/resources/answers/421179/a_discount_store_marks_up_the_merchandise_it_sells_by_55_if_the_wholesale_price_of_a_particular_item_is_25_what_should_the_retail_price_be_set_atNazir from Bennett, COhttps://www.wyzant.com/resources/answers/users/view/872377899th GradeA discount store marks up the merchandise it sells by 55%. If the wholesale price of a particular item is $25, what should the retail price be set at? <div>nothing is as hard as this</div>Sat, 18 Nov 2017 19:53:29 -06002017-11-18T19:53:29-06:00627968https://www.wyzant.com/resources/answers/421177/a_coffee_distributor_needs_to_mix_a_n_arabian_mocha_coffee_blend_that_normally_sells_for_9_40_per_pound_with_a_terraza_coffee_blend_that_normally_sells_for_1Maritza from Las Vegas, NVhttps://www.wyzant.com/resources/answers/users/view/87237649Mixture ProblemsAlgebraA coffee distributor needs to mix a(n) Arabian Mocha coffee blend that normally sells for $9.40 per pound with a Terraza coffee blend that normally sells for $1<div>A coffee distributor needs to mix a(n) Arabian Mocha coffee blend that normally sells for $9.40 per pound with a Terraza coffee blend that normally sells for $11.50 per pound to create 60 pounds of a coffee that can sell for $10.14 per pound. How many pounds of each kind of coffee should they mix?</div>Sat, 18 Nov 2017 19:53:07 -06002017-11-18T19:53:07-06:00627962https://www.wyzant.com/resources/answers/421175/loan_amountsBobby from Morganton, NChttps://www.wyzant.com/resources/answers/users/view/87237754Math Word ProblemAlegbraQuantitative MathLoan Amounts<div><sub>In one instance a financial institution loaned you $10,000 for two years at an APR of 8.75%. In a second instance you loaned a financial institution $10,000 for two years at an APR of 8.75% compounded monthly. What is the difference in the amount of interest paid? (Round your answer to the nearest cent.) </sub></div>Sat, 18 Nov 2017 18:49:11 -06002017-11-18T18:49:11-06:00627957https://www.wyzant.com/resources/answers/421173/can_someone_show_me_how_can_i_work_this_question_please_because_i_got_confusedCheyenne from Schenectady, NYhttps://www.wyzant.com/resources/answers/users/view/87074510Speed,time,distanceCan someone show me how can I work this question please because i got confused!<div>1) A bus leaves Mgarr at 8pm and travels for 30 minutes at 30km/hr. It then stops for 14 minutes for a punctured tyre to be replaced.Afterward the journey is continued for a further 4km at 40km/hr.</div>
<div>Calculate i)the total distance travelled</div>
<div> ii) the time the bus reaches its destination</div>
<div> iii) the average speed in km/hr</div>
<div> </div>
<div>THANK YOU</div>Sat, 18 Nov 2017 18:23:19 -06002017-11-18T18:23:19-06:00627956https://www.wyzant.com/resources/answers/421171/can_someone_help_me_pls_i_39_m_stuck_on_these_2_questions_plsCheyenne from Schenectady, NYhttps://www.wyzant.com/resources/answers/users/view/87074510Distance,time,speedCan someone help me pls? I'm stuck on these 2 questions pls? <div>I need to show the working pls!</div>
<div>1) A computerised Skoda Favorit 136 LX model can travel around a test simulation track from 11.00pm to 1.00am, convering a total distance of 280km at the highest possible speed.</div>
<div>i)Calculate the its maximum velocity</div>
<div>ii) What was the time of arrival on the driver's watch,if it was 5 minutes fast?</div>
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<div>2) The maximum speed of the Legacy 2.2GX model is quoted at 200 km/hr. Find the least time it takes, in seconds,to travel between A and B which are 2km apart.</div>Sat, 18 Nov 2017 18:18:38 -06002017-11-18T18:18:38-06:00627955https://www.wyzant.com/resources/answers/421169/i_need_help_coming_up_with_a_scenario_for_a_math_function_equation_f_x_1_2x_2_4xRebecca from College Point, NYhttps://www.wyzant.com/resources/answers/users/view/87237505MathI need help coming up with a scenario for a math function equation f(x)=-1/2x^2+4x<div>I need help coming up with a scenario for a math function equation f(x)=-1/2x^2+4x</div>Sat, 18 Nov 2017 18:16:07 -06002017-11-18T18:16:07-06:00627952https://www.wyzant.com/resources/answers/421167/john_is_35_years_old_and_his_son_is_5_in_how_many_years_will_john_be_exactly_three_times_as_old_as_his_sonMissy from Wood River, ILhttps://www.wyzant.com/resources/answers/users/view/87237714Problemjohn is 35 years old and his son is 5. in how many years will john be exactly three times as old as his son?<div>i need help with this problem.</div>Sat, 18 Nov 2017 18:03:20 -06002017-11-18T18:03:20-06:00627951https://www.wyzant.com/resources/answers/421165/when_particles_of_an_object_move_faster_what_happens_to_the_temperatureTristan from Albany, NYhttps://www.wyzant.com/resources/answers/users/view/87237710when particles of an object move faster,what happens to the temperature?<h1>PLEASE GIVE ME THE ANSWER.</h1>Sat, 18 Nov 2017 17:59:56 -06002017-11-18T17:59:56-06:00627950https://www.wyzant.com/resources/answers/421163/grocery_store_problemAbhinabha from Westborough, MAhttps://www.wyzant.com/resources/answers/users/view/87135089Logic Problemgrocery store problem<div>Four friends (one is named Sara) drove to the grocery store to buy their favorite food and drink. Two sat in the front seat, and two sat in the back seat. Each bought a different food (one bought chili), and each bought a different soda (one bought root beer). Use the clues below to determine which food each person bought, each person’s soda flavor, and where each person was sitting.<br />The person who bought soup sat next to Mark.<br />Roberto sat diagonally from the person who had the lemon-lime soda.<br />The person who bought cola sat on the same side of the car as the person who preferred macaroni & cheese.<br />The person who had the orange soda sat on the same side of the car as the person who bought soup.<br />Roberto sat on the same side of the car as the person who bought spaghetti.<br />Ari sat next to the person with the cola.<br />The driver did not buy a kind of pasta.<br />The person with the root beer sat in the back seat.</div>Sat, 18 Nov 2017 17:52:56 -06002017-11-18T17:52:56-06:00627947https://www.wyzant.com/resources/answers/421161/of_112_randonly_selected_adults_34_were_found_to_have_high_blood_pressureJul from Chelsea, MAhttps://www.wyzant.com/resources/answers/users/view/87237686Statistics Questionof 112 randonly selected adults, 34 were found to have high blood pressure. <div>of 112 randonly selected adults, 34 were found to have high blood pressure. Construct a 94% confidence interval for the true percentage of all adults that have high blood pressure</div>Sat, 18 Nov 2017 17:31:43 -06002017-11-18T17:31:43-06:00627942https://www.wyzant.com/resources/answers/421157/find_the_points_located_at_a_distance_of_10_units_from_the_point_a_5_2_and_the_axis_oxEldar from Boston, MAhttps://www.wyzant.com/resources/answers/users/view/87237667Algebra Question, Geometry,Geometry GraphAlgebra GraphsFind the points located at a distance of 10 units from the point A (-5: 2) and the axis OX<div>I'm stuggling with this one for like 2 days. I need help.</div>Sat, 18 Nov 2017 17:13:09 -06002017-11-18T17:13:09-06:00627939https://www.wyzant.com/resources/answers/421155/you_need_350_ml_of_a_50_alcohol_solution_on_hand_you_have_a_25_alcohol_mixture_and_a_60_alcohol_mixture_how_much_of_each_mixture_will_you_need_to_obtain_tMaritza from Las Vegas, NVhttps://www.wyzant.com/resources/answers/users/view/87237649SolutionsYou need 350 mL of a 50% alcohol solution. On hand, you have a 25% alcohol mixture and a 60% alcohol mixture. How much of each mixture will you need to obtain t<div>You need 350 mL of a 50% alcohol solution. On hand, you have a 25% alcohol mixture and a 60% alcohol mixture. How much of each mixture will you need to obtain the desired solution?</div>Sat, 18 Nov 2017 16:50:33 -06002017-11-18T16:50:33-06:00627937https://www.wyzant.com/resources/answers/421153/you_need_a_50_alcohol_solution_on_hand_you_have_a_280_ml_of_a_35_alcohol_mixture_you_also_have_85_alcohol_mixture_how_much_of_the_85_mixture_will_you_neMaritza from Las Vegas, NVhttps://www.wyzant.com/resources/answers/users/view/87237649AlgebraMixture ProblemsYou need a 50% alcohol solution. On hand, you have a 280 mL of a 35% alcohol mixture. You also have 85% alcohol mixture. How much of the 85% mixture will you ne<div>You need a 50% alcohol solution. On hand, you have a 280 mL of a 35% alcohol mixture. You also have 85% alcohol mixture. How much of the 85% mixture will you need to add to obtain the desired solution?</div>Sat, 18 Nov 2017 16:49:10 -06002017-11-18T16:49:10-06:00627932https://www.wyzant.com/resources/answers/421151/i_39_m_stuck_on_this_question_about_similar_shapes_can_someone_help_me_pls_i_need_to_show_the_workingCheyenne from Schenectady, NYhttps://www.wyzant.com/resources/answers/users/view/87074510I'm stuck on this question about similar shapes. Can someone help me pls! I need to show the working !<div>ΔABC base its base BC=12cm and side AB=10 cm Points.M,L and N are on AC,AB, and BC respectively. LM and MN are parallel to BC and AB respectively. Given that MN=2½, calculate </div>
<div>a)the length of CN</div>
<div>b)the length of AL</div>
<div>c)area of ΔAML / area of parallelogram LMNB</div>
<div> </div>Sat, 18 Nov 2017 16:24:07 -06002017-11-18T16:24:07-06:00627931https://www.wyzant.com/resources/answers/421149/write_a_polynomial_function_of_f_of_least_degree_that_has_rational_coefficients_a_leading_coefficient_of_1_and_the_given_zeros_3i_2_iGannon from Williston, NDhttps://www.wyzant.com/resources/answers/users/view/87237615Algebra 2 Questionwrite a polynomial function of f of least degree that has rational coefficients, a leading coefficient of 1 and the given zeros, 3i, 2, -i<div>I understand the basic concepts of the question and know that i= the square root of -1 but I'm not sure how to incorporate the i</div>Sat, 18 Nov 2017 16:11:24 -06002017-11-18T16:11:24-06:00627930https://www.wyzant.com/resources/answers/421147/i_need_help_pls_for_these_quetions_i_need_the_working_pls_thank_youCheyenne from Schenectady, NYhttps://www.wyzant.com/resources/answers/users/view/87074510Angles Subtended By ChordsTrianglesI need help pls for these quetions.I need the working pls! thank you <div>1) In triangles ABD and BDC,AD=BD=BC and ∠ADC=180°,If ∠A=25°,calculate angle DBC.</div>
<div> </div>
<div>2) X is a point on the base AC of a triangle ABC such that BX=XC. If ∠C=40° and ∠ABX=70°,find ∠BXA and ∠BAX. </div>
<div> </div>
<div>3) Chord AC passes though the centre 0,of a circle ABCD. ∠CAD=42°.Calculate the sizes of ∠OBC and ∠CDB</div>
<div> </div>
<div>THANK YOU </div>Sat, 18 Nov 2017 16:02:12 -06002017-11-18T16:02:12-06:00627927https://www.wyzant.com/resources/answers/421145/at_best_buy_they_have_a_42_quot_tv_that_sells_for_1250_and_is_on_sale_for_15_and_sales_tax_is_6_5_what_is_the_final_costRobert from Palm Coast, FLhttps://www.wyzant.com/resources/answers/users/view/87230596Sales TaxWhat Is The Final CostAt best buy they have a 42" tv that sells for $1250 and is on sale for 15% and sales tax is 6.5%. What is the final cost ? <div>math question</div>Sat, 18 Nov 2017 15:42:24 -06002017-11-18T15:42:24-06:00627924https://www.wyzant.com/resources/answers/421143/a_bicycle_shop_is_selling_500_00_bikes_bikes_at_10_off_if_the_sales_tax_is_7_how_much_will_the_bike_costRobert from Palm Coast, FLhttps://www.wyzant.com/resources/answers/users/view/87230596MathA bicycle shop is selling $500.00 bikes bikes at 10% off. If the sales tax is 7% how much will the bike cost?<div>math question</div>Sat, 18 Nov 2017 15:16:34 -06002017-11-18T15:16:34-06:00627922https://www.wyzant.com/resources/answers/421141/question_about_level_curvesNikeh from New York, NYhttps://www.wyzant.com/resources/answers/users/view/87166696Level CurveDifferentiationQuestion about level curves<div>find the slope of the tangent of the level curve y^3+3x^2y=-13 at an arbitrary point on the curve, and find in particular the equation of the tangent at the point( 2,-1)</div>
<div>c) examine whether the level curve in (b) is convex or concave around the point (2,-1) by computing Y" at this point</div>Sat, 18 Nov 2017 15:07:18 -06002017-11-18T15:07:18-06:00627921https://www.wyzant.com/resources/answers/421139/trig_functionsAn from Schenectady, NYhttps://www.wyzant.com/resources/answers/users/view/86485593Trig FunctionsTrig Functions<div>Find exact solutions of √2sin (x- pi/4) +1 =0, 0 ≤x ≤ 3 pi</div>Sat, 18 Nov 2017 14:54:40 -06002017-11-18T14:54:40-06:00