Unit 4 Review - Expressions | Baamboozle - Baamboozle

40. In GEMDAS, does multiplication always come before division? Explain

No, it goes left to right.

39. What does GEMDAS stand for?

Groupings, Exponents, Multiplication, Division, Addition, Subtraction

38. Which term is the quotient in 20 ÷ x = 4?

20

37. Sarah has 24 fantasy books and 36 mystery books. She wants to arrange the books into stacks with the same number of books in each stack. What is the maximum number of books Sarah can put in each stack without any books left over?

12

36. Kerry swims every 3 days and bikes every 5 days. If she swims and bikes today, how many days will pass before she does both on the same day again?

15

35. Find the greatest common factor of 16 and 24

8

34. What is the least common multiple of 3 and 8?

24

33. Factor the terms as a product of the greatest common factor (GCF) and the sum of 36 + 24

12(3 + 2)

32. The school is going on a field trip. Kid tickets cost $7, and adults cost $9. For every 5 paying kids, one gets in free. Using the expression 7k + 9a – k, determine the total price for all tickets when k = 7 and a = 4

85

31. Which expression is equivalent to 3x + 5(x + 6)?

8x + 30

30. The store has p packages of batteries. Each package contains 12 batteries. If Joe bought 5 packages, how many batteries did he purchase?

60

29. The cost for a group of people to go to the movies is given by the expression 9a + 5b – 7, where a is the number of adults and b is the number of children. What are the coefficients of this expression?

9 and 5

28. Write the following in exponential form: 2 · 2 · 2 · 5 · 5

2³ · 5²

27. Which algebraic expression represents the verbal expression “subtract 9 from m”?

m – 9

26. Write a simplified expression for 3(2x – 8)

6x – 24

25. What is the value of the expression 3x + y when x = 2 and y = 4?

10

24. Which algebraic expression represents the verbal expression “two times the sum of a number and one”?

2(y + 1)

23. There are x students trying out for a part in a chorus concert. Only 6 will be chosen. Write an expression that demonstrates how many students will not be chosen

x – 6

22. Which expression demonstrates the sum of 36 and a number?

36 + y

21. Evaluate the following expression: 6 ÷ (8 – 6) · 3² – 1

8

20. At a display booth at an amusement park, every visitor gets a gift bag. How often will a bag contain all three items?

Every 70 bags

18. Tours for the National Capitol leave every 15 minutes. Tours for the White House leave every 20 minutes. How often do the tours leave at the same time?

Every 60 minutes

19. Factor the sum of terms as a product of the GCF and a sum: 32 + 48

16(2 + 3)

17. Pencils come in packs of 10. Erasers come in packs of 12. Phil wants to buy the smallest number of pencils and erasers so that he will have exactly 1 eraser per pencil. How many pencils and erasers should he buy?

6 packs of pencils and 5 packs of erasers

16. Find the greatest common factor of 16 and 24

8

15. Kerry swims every 3 days and bikes every 5 days. If she swims and bikes today, how many days will pass before she does both on the same day again?

15

14. What is the least common multiple of 3 and 8?

24

13. Factor the sum of terms as a product of the GCF and a sum: 36 + 24

12(3 + 2)

12. Which of the following is true when f equals 5?

f + 8 = 15

11. Evaluate the expression “the quotient of a number and 7” when the number is 42

6

10. Which term is the product: 15 x c = 45?

c

9. What are the coefficients of this expression: 8g + 7m?

8 and 7

8. Which is a way to write 4 · 4 · 4 · 6 · 6 · 6 · 6?

4³ · 6⁴

7. Which algebraic expression represents the verbal expression “subtract 6 from g”?

g – 6

6. Write a simplified expression for 4(6x – 5)

24x – 20

5. What is the value of 6a - b when a = 3 and b = 5?

13

4. Which algebraic expression represents the verbal expression “five times the difference of a number and 4”?

5(n – 4)

3. If y number of students are trying out for the soccer team and only 12 students will be chosen, which expression demonstrates how many students will NOT be chosen?

y – 12

2. Which expression shows the product of 16 and a number?

16n

1. Evaluate the following expression: 24 ÷ (5 – 1) · 5² – 8

52