ISEE Math Practice Test: Plugging In The Answers

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1. Ted can read 60 pages per hour. Naomi can read 45 pages per hour. If both Ted and Naomi read at the same time, how many minutes will it take them to read a total of 210 pages?

  • A. 72
  • B. 120
  • C. 145
  • D. 180

2. Three people-Paul, Sara, and John-want to put their money together to buy a $90 radio. If Sara agrees to pay twice as much as John, and Paul agrees to pay three times as much as Sara, how much must Sara pay?

  • A. $10
  • B. $20
  • C. $30
  • D. $45

3. Four less than a certain number is two-thirds of that number. What is the number?

  • A. 1
  • B. 6
  • C. 8
  • D. 12

4. There are 12 more girls than boys in a classroom. If there are 30 total students in the classroom, how many girls are there in the classroom?

  • A. 9
  • B. 12
  • C. 20
  • D. 21

5. Victor, Jonathan, and Russell buy a home theater system. Victor pays twice as much as Jonathan, and Victor pays half as much Russell. If the home theater system costs $560, how much does Jonathan pay?

  • A. $60
  • B. $80
  • C. $100
  • D. $120

6. Adam is half as old as Bob and three times as old as Cindy. If the sum of their ages is 40, what is Bob's age?

  • A. 6
  • B. 12
  • C. 18
  • D. 24

7. If 70x + 33y = 4,233, and x and y are positive integers, x could be which of the following values?

  • A. 42
  • B. 47
  • C. 55
  • D. 60

8. The sum of three positive integers is 9 and their product is 24. If the smallest of the integers is 2, what is the largest?

  • A. 4
  • B. 6
  • C. 8
  • D. 9

9. Lori is 15 years older than Carol. In 10 years, Lori will be twice as old as Carol. How old is Lori now?

  • A. 5
  • B. 12
  • C. 20
  • D. 25

10. A group of people are sharing equally the $30 cost of renting a car. If an additional person joined the group, each person would owe $1 less. How many people are in the group currently?

  • A. 5
  • B. 6
  • C. 10
  • D. 12

11.

PQRS is a square with an area of 144. What is the area of the shaded region?

  • A. 50
  • B. 72
  • C. 100
  • D. 120

12.

In the figure above, the length of side AB of square ABCD is equal to 4 and the circle has a radius of 2. What is the area of the shaded region?

  • A. 4 - π
  • B. 16 - 4 π
  • C. 8 + 4 π
  • D. 4 π