11/29/15

Santana missed 3 out of 11 questions on her science test. What percentage did she answer correctly on the test? Write your answer as a repeating decimals.
I need help
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11/29/15

solve the exponential equation. Express the solution set so that (a) solution are in exact form,
1. solve the exponential equation. Express the solution set so that (a) solution are in exact form, and if irrational (b) solutions are approximated to the nearest thousandth. support your solution... more
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11/29/15

A Sphere and a cylinder are of same height Radius of sphere is 7cm Find the volume of cylinder of if radius of base of cylinder and radius of sphere are equal
i want answer of this question plz
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11/28/15

A committee of 4 people is chosen from 6 women and 6 men. How many different committees are possible that consist of 2 women and 2 men
the answer should be rounded
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11/28/15

jim and jesse had the same amount of money.jim spent $58 and jesse spent $37. finally the ratio of there money was 1:4, how much money did they start with
the ratio of jims money to jesse's money was 1:4
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11/27/15

Given: -8(x-3)=-32 Prove: x=7
I need four statements and reasons.
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11/27/15

Find two numbers if their sum is 91 and the ratio is 6:7.
There is no additional details about this question.
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11/27/15

What is the Greatest Common Factor of 17 and 51?
Please help me
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11/27/15

find the solutons of sinx^2+2sinx-2=0
I need a step by step solution
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11/27/15

(7csc(x)+7)(7csc(x)-7)
Can i please get help on how to solve this equation?  (7csc(x)+7)(7csc(x)-7) 
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11/26/15

for 1 1/3 cup of flour to make 24 cookies. If Joseph needs to increase the recipe to make 27 cookies for his class, how much flour will he need?
Steps to increase ingredients in cookie recipe.
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11/26/15

A person rowed their boat downstream for 100 miles and they took 2 hours. Returning upstream, the trip took 2 hours and 40 minutes.
A person rowed their boat downstream for 100 miles and they took 2 hours. Returning upstream, the trip took 2 hours and 40 minutes. What is the speed of the water?
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11/26/15

Help with math project
This my son's math project.  I really want him to get an A.  The question is as follows:   A student earns 13 points for every correct answer and loses 7 points for every wrong answer on a quiz.... more
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11/26/15

Finding the speed
A boat swimmed 12 kilometres downstream and 12 upstream.The amount of time it swimmed is 1 hour and 40 minutes.Find the speed of the current if the boat's speed in a standing water is 15 km/h.
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11/25/15

vivian t week sheot 32 problems correct and 8 problems inncorrect what percentage did vivian get ? gtook a math quiz las
Vivian took a math quiz last week she got 32 problems correct and 8 problems incorrect what percentage did Vivian get ? 
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11/25/15

Need to solve 3 ways. Need to use Elimination Method, Substitution Method, And how to graph the equation.
Penelop's Printing Press Promptly sold 5-cent pencils and 10-cent pens to the public. It sold 25 writing utensils and took in $2.00 in sales. How many pens and pencils did Penelop's Printing sell?
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11/25/15

Bank account
Jan invests $9885 in two accounts.  One earns 6% interest.  The other earns 9.5%.   She made $695.35 in one year from both.  How much did she invest in each?
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11/25/15

complex analysis
prove that diagonal of rhombus are orthogonal.       this question belongs to complex analysis,   please sir help me please, i beg u. plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
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11/24/15

How many ways can a 2-person subcommittee be selected from a committee of 7 people?
How many ways can a 3-person subcommittee be selected from a committee of 6 people? I really dont getr how to do this specific problem I need help please
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11/24/15

how far away is the hole when the angle of elevation from a point 5 feet off the ground to the top of a 7-foot golf hole flag is 1.2 degrees.
find the approximately measure of the hole with the given information.
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11/24/15

Ms. P had received a 10% raise in salary in each of the last 2 yr. If her annual salary this yr is $100,000, what was her salary 2 yrs ago?
I do not know how to set up or solve this problem.
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11/24/15

help??????????????????????????????????????
A plane flies 288 mi with the wind in 2 hr. The return trip takes 3 hr. What is the speed of the wind and the speed of the plane in still air?
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11/24/15

How many feet are in a meter
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11/23/15

Two planes at the same altitude approach an airport. One plane is 23 miles from the control tower and the other is 22 miles from the tower. The angle determined
Two planes at the same altitude approach an airport. One plane is 23 miles from the control tower and the other is 22 miles from the tower. The angle determined by the planes and the tower, with... more
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11/23/15

At a carnival 2 tickets cost $3, 6 tickets cost $6 and 10 tickets cost $9. How much will 66 tickets cost?
If the pattern continues, how much will 66 tickets cost?
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