1,665 Answered Questions for the topic Fractions

04/02/15

What is the probability of selecting 1 mouse of each gender given that both are grey?
For this problem, assume there are 5 grey females, 2 grey males, 4 white females, and 5 white males. As in the book, the biologist selects two mice randomly. (1) What is the probability of... more
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04/01/15

If the student plans to go to medical school, what is the probability that he is a freshman?
Assume that the class consists of 40 percent freshmen, 15 percent sophomores, 10 percent juniors, and 35 percent seniors. Assume further that 50 percent of the freshmen, 35 percent of the... more
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04/01/15

What is the probability that both balls are red given that the first ball you drew was red?
Assume that each bag contains 5 balls. Bag a contains 4 red and 1 white, while bag b contains 1 red, 1 white, and 3 blue. You randomly select one ball from bag a, note the color, and place the ball... more
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04/01/15

What is the probability that exactly one blue ball is chosen?
Assume that you have 6 red balls and 7 blue balls from which randomly to select two without replacement.(1) What is the probability that exactly one blue ball is chosen? (2) What is the probability... more
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04/01/15

What is the probability that the subcommittee consists of 2 men and 1 woman, given that it contains both men and women?
For this problem, assume that the committee contains 10 men and 5 women and that three are selected at random for a subcommittee.What is the probability that the subcommittee consists of 2 men and... more
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Fractions

04/01/15

Is 1/5 larger than 1/4? Prove it.
How do I do this using an equation?  
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Fractions Math Precalculus

03/31/15

Digits are chosen without replacement from the set {1,3,5,7,9}
and placed in the boxes such that the sum of the two fractions is less than one. What is the greatest possible sum of the two fractions. Express your answer as a common fraction.    ?/? + ?/?... more
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03/31/15

Compute the following conditional probabilities:
events E and F in a sample space S, but assume that Pr[E] = 0.45, Pr[F] = 0.45, and Pr[E∩ F] = 0.25. Compute the following conditional probabilities: (1) Pr[E | F] = (2) Pr[F | E] =
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03/30/15

(1) What is Pr[E | F]? (2) What is Pr[F | E]?
Suppose for this problem that Pr[E] = [ 1/12], Pr[F] = [ 1/6], and Pr[E ∩F′] = [ 0/1].(1) What is Pr[E | F]? (2) What is Pr[F | E]?
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03/30/15

What is Pr[F | E]?
Suppose for this problem that Pr[E] = [ 5/8] and Pr[F] = [ 3/4]. Just as in the book, Pr[(E ∪F)′] = 0. (1) What is Pr[E | F]? (2) What is Pr[F | E]?
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03/29/15

What is Pr[E | F]?
Suppose for this problem that Pr[E] = [ 5/8] and Pr[F] = [ 3/4]. Just as in the book, Pr[(E ∪F)′] = 0. (1) What is Pr[E | F]? (2) What is Pr[F | E]?
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Fractions Fractions Help

03/29/15

2/9 of a number is 18. What is 1/3 of the number?
2/9 of a number is 18. What is 1/3 of the number?
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Fractions

03/25/15

The mower uses 5/16 gallon of gas to mow the back yard. The side yard is only 2/3 the size of the back yard. How much gas will be needed to mow the side yard?
The mower uses 5/16 gallon of gas to mow the back yard. The side yard is only 2/3 the size of the back yard. How much gas will be needed to mow the side yard?
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Fractions

03/25/15

if you need 3 2/3 cups of sugar to bake a cake how many 1/3 pound bags of sugar do you need
Nancy bought sugar bags that contained 1/3 a pound of sugar each.  She needed 3 2/3 a cp of sugar to bake her cakes.  How many sugar bags did she need.
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Fractions

03/24/15

What fraction are housebroken?
The fin and fur pet shop has 35 puppies ready for adoption. Twenty of the puppies are housebroken. What fraction are housebroken?
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03/23/15

The small intestine of an adult is about 25 feet long.
Im studying for my GED. The large intestine of an adult is about 1/5 the length of the small intestine. What is the length of the large intestine?
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03/20/15

I'm doing binomial distribution with success andfailure.For instance I get 405\65536 with the resul
I'm sure there is a way to calculator large proper fraction,just insure how to do it exactly without getting X 10 exponent.
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Fractions Dividing Fractions

03/19/15

2/9 divided by w/3
still don't understand fractions help me pleaseeeeeee
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Fractions Word Problem

03/18/15

word problems involving fractions
one brother ate 1/2 of a pizza pie.The second brother ate 3/4 of what was left.what part of the pizza is left for the third brother
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Fractions

03/18/15

Subtracting fractions.
9/15 - 1/2=?
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Fractions

03/17/15

If a gum drop weighs 1 97th of a pound, how many gum drops are in one pound
If a gum drop weighs 1 97th of a pound, how many gum drops are in one pound
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Fractions

03/17/15

4/9 students enjoy math 3/8 of those students enjoy music. What fraction of student enjoys math and music
 I dont really know the answer to my home work, please help me and show the work
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Fractions

03/17/15

using the fact that pi=22/7, find as a fraction the circumference and area of a circle with diameter 4/5 cm
using the fact that π= 22/7, find the circumference and area of a circle with a diameter of 4/5 cm.
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03/17/15

two pipes filling a pool. how many hours does it take?
A pool can be filled by one pipe in 3 hours and by a second pipe in 9 hours.  How long will it take using both pipes to fill the pool?
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Fractions

03/16/15

1/4 of 2/3 bottles of paint
Ms. Ito's art class used 2/3 of a bottle of blue paint. If they used 1/4 as much red paint as blue paint, how many bottles of red paint did they use?
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