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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Math Word Problems - GED, PSAT, SAT, ACT, GRE Preparation
5.13 Word Problems - A Fraction of a Number

Points to remember:
  • Fraction represents some part over a whole. That is part/whole.
  • To find a fraction of a fraction, multiply them together.
  • to find a whole from a fraction, translate into equation.

Example 1:
Ron has 25 dogs and 15 cats. What part of the animals are cats?
Solution:
There are 25 dogs and 15 cats, so their sum is 25+15 = 40.
So the cats are 15/40
15/40 = 3/8

Example 2:
There are 2 black cars, 8 red cars, and 4 green cars in the parking lot. What fractional part of the cars in this lot is not black?
Solution:
The cars that are not black = 8+4 = 12
The total number of cars = 2+8+4 = 14
So the cars that are not blue = 12/14
12/14 = 6/7

Directions: Solve the following word problems with fractions.
Q 1: Mrs. B has total of 15 students in her class. If 6 of them are boys, what fractional part of her students are girls.
3/5
5/3
2/5

Q 2: A cookie recipe's ingredients are 1/4 cup butter, 1/2 cup of flour, 2 eggs equals 1/4 cup and 1 cups of chocolate. What fractional part of this recipe is chocolate?
1/2
1/4
1/3

Q 3: There are 12 blue cars, 9 red cars, and 15 green cars in the parking lot. What fractional part of the cars in this lot is not blue?
(Hint: The cars that are not blue = 9+15 = 24, The total number of cars = 12+9+15 = 36, So the fraction part of cars that are not blue = 24/36=____)
1/4
2/3
5/6

Q 4: Jack got $50 for his allowance this month. He spends $20 on a trading card game and $5 on book. What fractional part of his money does he have left after this?
(Hint: Jack spent $20+$5 = $25. The amount left with him is $50-$25 =$25. Therefore money left with Jack = 25/50 = ____)
1/3
1/2
1/4

Q 5: Jill got $200 for her birthday. She spends $45 on a dress and $15 on game. What fractional part of his money does he have left after this?
(Hint: Jill spent $45+$15 = $60. The amount left with her is $200-$60 =$120. Therefore birthday money left with Jill = 120/150 = ____)
2/5
4/5
3/5

Q 6: Mike has 10 blue balls, 8 red balls, and 14 green balls. What fractional part of the balls in his collection is not blue?
(Hint: The balls that are not blue = 8+14 = 22, The total number of balls = 10+8+14 = 32, So the fraction of balls that are not blue = 22/34=____)
13/18
11/17
11/20

Q 7: Jack got $150 for his birthday. He spends $25 on a video game and $35 on some CDs. What fractional part of his money does he have left after this?
(Hint: Jack spent $25+$35 = $60. The amount left with him is $150-$60 =$90. Therefore birthday money left with Jack = 90/150 = ____)
3/5
1/6
7/30

Q 8: Mrs. G has total of 20 students in her class. If 6 of them are girls, what fractional part of her students are girls.
4/5
3/5
3/10

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


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