02/09/16

Question is in description.
Find the equation for the line that passes through the point (1, 1), and that is perpendicular to the line with the equation −3/4x − y = −4.
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02/09/16

With the wind it took 5 hours. The tri against the wind took 6 hours. The distance was3000 miles one-way. Find the speed of the plane and the speed of the wind?
no details just send help 
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02/09/16

Mineko has a piece of material that is 3/5 yard long. She used 1/3 of the material to make a pillow. How much did she use to make the pillow?
Mineko has a piece of material that is 3/5 yard long. She used 1/3 of the material to make a pillow.  How much did she use to make the pillow?
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02/09/16

what is 40% of 120?
What Is 40% of 120?????????
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02/09/16

How many values of ? (0 = ? < 2??? ) are solutions to this equation? tan ( ? ) = - 1
I have no idea how to do this fam.
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02/09/16

How long would it take for a ball dropped from the top of a 256-foot building to hit the ground? Round your answer to two decimal places.
Please help solve!
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02/08/16

I math problem
THERE ARE 26 STUDENTS IN YOUR CLASS. THERE ARE FOUR MORE GIRLS THAN BOYS. USE A SYSTEM OF LINEAR EQUATIONS TO FIND HOW MANY BOYS AEE IN YOUR CLASS. HOW MANY GIRLS ARE IN YOUR CLASS?
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02/08/16

Nine people at a cookie exchange each brought a dozen cookies for each other person. How many cookies were brought to this exchange?
This math problem is something I am having difficulty with and I don't understand the way to start!
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02/08/16

Jayden and Isabella share a reward of $40 in a ratio of 2:3. How much does Jayden get?
It's a ratio npromblem.
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02/08/16

Please show the steps on this problem to arrive to the answer.
1. Max the baker must divide 60 lbs of sugar into two bags so that one bag has 20 lbs less sugar in it than the other. How heavy will each bag be when he has finished? (Assume the empty bags are of... more
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02/08/16

I need help solving this step by step I don't know where to begin
An architect designs a rectangular flower garden such that the width is exactly two thirds of the length. If 300 feet of fencing find the dimensions Of the garden.
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02/08/16

What is 100C4?
This is Combination notation, but without the subscripts.) Even if the number is >= 1000, do NOT type commas.
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02/08/16

Rate problem
Barney was charged $111 for 3 days and 300 miles, while Mary was charged $197 for 5 days and 600 miles. What does the rental company charge per day and per mile if they charge a daily fee plus a... more
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02/07/16

How to factor these 3 questions?
Hi , I need help factoring these , if possible with steps so I can better understand.    1.  a^3(a+b)^2 + b^3(a+b)^2   2. 8x^4(x-4) - 27x(x-4)   3. (x+1)^2 -(x+1) -6
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02/07/16

Debra, Juan, and Chang have a total of $88 in their wallets. Debra has $7 less than Chang. Juan has 3 times what Chang has. How much does each have?
Debra, Juan, and Chang have a total of $88 in their wallets. Debra has $7 less than Chang. Juan has 3 times what Chang has. How much does each have?
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02/07/16

how many liters of a 70% acid solution must be mixed with a 15% acid solution to get 385 L of a 60% acid solution?
how many liters of 70% acid solution must be mixed with a 15% acid solution to get 385 L of a 60% acid solution
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02/07/16

Need help in the question below (quite urgent) need to check my answer
20kg of radish and 8kg of capsicum cost $87 whereas 16kg of radish and 5kg of capsicum cost $66.52. Find the cost of 1kg of each item.
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02/07/16

find all the values of theta, if theta is in the interval [0 degrees, 360 degrees) and has the given function value of cos theta: square root of 3 over 2
 cos theta = square root of 3 over 2 
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02/07/16

Gnomons, Growth Population Model Question Help!
A population of guinea pigs grow according to the following transition rule: PN = 2PN-1 + PN-2. The starting population is P0 = 3 and the population in the first generation is  P1 = 5.   Can the... more
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02/07/16

Quadratic modelling (problems in context)
1. Question from Photo: http://i.imgur.com/aLe3JU6.png?1 ; Can you explain how you convert the word problem into algebraic equations. The Answer is D= 5+0.5(t-2)^2
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02/07/16

how to write a system of equations to describe the situation,solve using any method.
Carmen is creating beaded jewerly to give to her family and friends.For her family,she assembled 1 bracelet and 2 necklaces,using total of 179 beads.For her friends,she assembled 1 bracelet and 4... more
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02/07/16

Help needed
Part 1 A plane can travel 960 miles in 2 hours with a tail wind. The return trip takes 2 hours and 40 minutes against the wind(use a mixed number or improper fraction to represent time). Find the... more
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02/07/16

please help me on this one
exists between x and y such that Delta y = -4.8 Delta x. a. As x varies from 4 to 6.5, how does the value of y vary? The value of y changes by __________________ . b. As x varies from 3.3 to -2.8,... more
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02/07/16

carbohydrates, lipids, proteins, and nucleic acids. for each state whether molecules in that class are polymers, and if yes, what is the monomer.
 I need this answer asap im very confused because from what i know all these have monomers and polymers. It is for a college discussion. It is due at 11:59pm today. D: help!!!!!
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02/07/16

write a model for the total amount a that the shop spends on snow tires
The cost c of a snow tire is modeled by C=t+75/1-.05t where t=0 represents the year 2000 the number t of snow tires purchased by a tire shop is modeled by T=500(t+20)/t+75 write a model for the... more
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