439 Answered Questions for the topic Pre-Algebra

Pre Algebra

09/17/14

The department resolved 106 of 120 customer complaints and one hour time span. To the nearest thousandth, find the resolve rate of the department.
The customer service department resolved 106 of 120 customer complaints in one-hour time span. To the nearest thousandth, find the resolve rate of the customer service department.
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Pre Algebra Integers

09/16/14

Integer question is below in description. Please help.
Each of the first four pit stops a race car driver makes loses ten seconds off the leader. The pit crew makes adjustments, and at each of the next two pit stops he gains seven seconds on the... more
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Pre Algebra

09/12/14

how do you figure this problem out 34.216÷9-1=170
Stuck on this problem
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Pre Algebra

09/10/14

Jodi is 13 years old. she is 3 years older than twice her sister Trudi's age. How old is Trudi?
Introduction to Picture algebra
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Pre Algebra

09/04/14

3x=4-7+3x What is the solution?
My daughter's 8th grade math problem.  Not sure how to answer this one.
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Pre Algebra Word Problem Coins

08/25/14

A pre-algebra coin word problem
A girl saved nickels, dimes and quarters in a jar. She had as many quarters as dimes, but twice as many nickles as dimes. If the jar has 844 coins, how much money had she saved?   I am not sure... more
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Pre Algebra

08/21/14

The formula d=16t squared represents the approximant distance d in feet a skydiver falls in t seconds before opening the parachute. The formula assumes that the
The formula d=16t squared represents the approximant distance d in feet a skydiver falls in t seconds before opening the parachute. The formula assumes that there is no air resistance. How long... more
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Pre Algebra Word Problem

08/13/14

Word problem
A farmer had some ducks and cows in the field. He sent his children out to count the number of animals. Jean counted 50 heads. Charles counted 154 legs. How many of each kind were counted?
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Pre Algebra

07/17/14

9 less than m
9 less than m
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Pre Algebra

06/08/14

35% of the population interviewed in the area of mental health
 35% of the population interviewed in the area of mental healthservices mention that when they are stressed they experience an upsetstomach. Therefore, we can conclude that stress is the main cause... more
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Pre Algebra

06/08/14

95% of the book stores surveyed recommended the Coffee and Tea-V
95% of the book stores surveyed recommended the Coffee and Tea-Vbook, therefore it is an excellent choice for this season.    a. solid statistic    b. misleading statistic
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Pre Algebra

06/08/14

The money students spend on food when they buy our skateboards
The money students spend on food when they buy our skateboardsdecreased according to the statistics. Therefore, our product decreasesthe appetite of students.    a. solid statistic    b. misleading... more
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Pre Algebra

06/08/14

Temperature conditions at the arctic pole changed from -15°F to
 Temperature conditions at the arctic pole changed from -15°F to-30°F during a 24-hour period. What was the percent of decrease?
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Pre Algebra

06/08/14

What is the probability of rolling a 3 or higher on a die?
What is the probability of rolling a 3 or higher on a die?
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Pre Algebra

06/03/14

how do you solve this word problem using a proportion?
Steve recently received a raise of 6% of his salary at his part-time job. He now earns $38.69 per week. How much did he earn per week before his raise?
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Pre Algebra

06/02/14

how do you solve this word problem?
In a recent election, 45% of the eligible voters actually voted. Of these, 55% voted for the winner.       a. What percent of eligible voters voted for the winning candidate?       b. Suppose 495... more
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Pre Algebra

05/20/14

-17+4n=3(n-7)
I live in Pomona and i need help with my homework so I don't have a bad grade in school.
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Pre Algebra Word Problem

05/01/14

A phone company charges $19.95 per month plus $0.05 per minute for calls. If a family's monthly long distance bill is 23.74, how many minutes did they use?
I don't know if I can find a solution and other websites don't answer word problems. PLEASE HELP ME!!!!!
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Pre Algebra

04/09/14

the product of a number and 9, increased by 4, is 58. find the number
please answer my question quickly because i have a quiz tomorrow.
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Pre Algebra

04/08/14

(-3/4) times 2 = -1/27.........How is that? it doesn't describe this in my book? Help
(-3/4) exponent to the 2nd power = -1/27...How is that? it doesn't explain this problem in my book? Help please
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Pre Algebra

04/08/14

How do i work out the problem : negative 5/44 x 80/3 x 11/5
I'm in intermediate algebra and am on the chapter Properties and real numbers, needing help with a problem. How do I work out the problem: negative 5/44 x 80/3 x 11/5?
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Pre Algebra Prealgebra

03/16/14

In the order pair (2,2) a solution to the inequality y<2x+3
Please show work thank you very very much
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Pre Algebra

03/14/14

Help me solve this!!!!
the area in a square is 25 cm2. What is the side of b? ( b on all side) 
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Pre Algebra

03/14/14

A area of a square is 25 cm2. What is the formula that shows the length of side b. ( the b is on all of the sides)
area and perimeter.
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Pre Algebra

03/13/14

-4(5w+x)+5(x-3w)
-4(5w+x)+5(x-3) how do I work this equation??
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