141 Answered Questions for the topic Math Problems
Math Problems
09/09/15
Math problem
The number of deaths caused by tornadoes decreased by 59.2% from the 1950s to the 1990's. there were 579 deaths from tornadoes in the 1990s.
a. find the number of deaths caused by tornadoes in...
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Math Problems
07/21/15
2 trains leave Bloomington at the same time. One travels west at 62mphand the other travels east at 48moh. In how many hours will they be 605 miles apart?
Math work problem solve using time and speed
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06/21/15
help with this stuff
your driving on interstate 90 at a constant 75 miles per hour,
write a linear model thet represents the total distance travaled on the highway as a function of time in hours
whats the slope...
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Math Problems
06/14/15
How to write the union and intersection of two sets using interval notation?
I'm trying to figure out the union and intersection of these two sets (below) using interval notation for these problems
B={v|v>=1}
C={v|v<8}
my answers where (-infinity, 1] and no...
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Math Problems
04/28/15
an inheritance of $33,000 will be divided between two sisters hannah and taylor. if hannah recieve $3000 less then taylor, how much does each sister recieve
i need to know how much each girl will get out of the 33000 if Hannah get 3000 less then taylor
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Math Problems
04/22/15
Q1. Tina worked for 1/1/2 hours on her book report. Larry worked for 2/3 hour on his book report. How many more minutes did Tina work on her book report than La
Q2. How many rafael ran for 3500 meters and walked for 2 kilometers . How many meters long was the run/walk?
04/19/15
the price of a car is increasing by 3.5% this year the price is $18,295. find the increase and the new price.
a car manufacturer announced that next year the price of a certain model car would increase by 3.5%. this year the price is $18,295. find the increase and the new price.
04/13/15
math word problem
the equation x^2-0.8x+c=0 has one real solution. Use the discriminate to find the value of c
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Math Problems
04/07/15
what does y equal
(0,6) 3x+5y=7
The equation is y=
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04/06/15
solve the following system of equations using the substitution method
x=y+7
2x+y=5
the solution is. _ (type an ordered pair)
Math Problems
04/01/15
Solve the system of equation by graphing.
x+y=8
7x+7x=56
Determine the solution of the system of equations. Select The correct choice below and, if necessary, fill in the answer box to complete your choice.
A). The Solution is...
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Math Problems
03/27/15
what is the number..?
If 7 is added to twice a number and this sum is multiplied by 6, the result is the same as if the number is multiplied by -7 and 4 is added to the product. What is the number..?
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03/26/15
z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°)
Please solve: "z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°). What's z1 * z2? What's z1/z2?" Did it myself but got it wrong, so please post steps so I can see where I went...
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03/23/15
Given that z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°)
Given that z1 = 4 (cos 45° + i sin 45°) and z2 = 2 (cos 30° + i sin 30°).Whats 1. z1 * z2
2. z1/z2Please post steps! Thanks!!!!!!
Math Problems
03/13/15
After a round of golf, Keegan's score was 7 strokes more than four times Annmarie's score. If. their combined score was 2, what was each players score?
Annmarie's Score Keegan's Score.
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03/06/15
How do you turn a percent into a decimal
Please help I am really not good at math and I will have another question after this
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03/04/15
Are all linear pairs supplementary?
If they are linear pairs ,are they always supplementary? Or should they always be supplementary?
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03/02/15
A child who weighs 30 pounds is to receive ampicillin 100 mg oral suspension po q6h.
The safe dose range is 25-50 mg/kg/day in 4 divided does. The label reads 125 mg/5 mL. How many milliliters will you teach the mother to give the child?
The answer I got was 4 mL. let me know...
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Math Problems
02/10/15
A bag contains 4 red balls, 5 green balls, 3 white balls, and 8 yellow balls. 2 balls are drawn without replacement. Find the probabilities.
1. 1 red, 1 green
2. 1 white, 1 yellow,
3. 2 yellow
4. at least 1 white
5. no red
6. at least 1 yellow
IN FRACTION
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Math Problems
01/04/15
solve 2/5+1/4=
Math problems, fractions, equations, multiplying fractions, etc
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how many mL does he need?
doctor has ordered 325 mg of a medication . The medication is available as a solution that contains .50 g of the medication per mL. How many mL of the solution would the patient need ? I have (325...
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12/12/14
Consider the right triangle given below. The length of side b to two decimal places is _____.
1. Consider the right triangle given below. The length of side b to two decimal places is...
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12/12/14
What is the sum of the first five terms of the geometric sequence in which a1 = 10 and r = 1/2?
7. What is the sum of the first five terms of the geometric sequence in which a1 = 10 and r = 1/2?8. The original purchase price of a car is $12,000. Each year, its value depreciates by 5%. Three...
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12/12/14
According to the fundamental theorem of algebra, how many zeros does the polynomial below have?
11. According to the fundamental theorem of algebra, how many zeros does the polynomial below have? F(x)x^4+5x^3+10x^2+20x+24 12. If you know that 7 + 2i is a root of a...
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