1. 6th Grade CBA #1 Review
By Nancy Delosa, GPMS 1

2. Ms. Weselka bought twenty pairs of scissors and
ten bottles of glue for her class. The glue costs $0.56 each and the scissors were $1.49 each. Write an equation that describes t, the total amount of money, excluding tax, Ms. Weselka spent for her class.
t = 20 ( 1.49) + 10(0.56) 2

3. Diana is saving $ 15. 75 each week
Diana is saving $ each week. Write an equation that can be used to find s, the total savings she has after 39 weeks.
s = 39 (15.75) 3

4. What is the value of the expression 10 + 3 ( 20 ÷ 4)?

5. To fix up her front lawn, Mrs. O’Leary needs 3
To fix up her front lawn, Mrs. O’Leary needs square feet of sod and square feet of “Magic Flowers”. If the sod costs $4.20 per square foot and a square foot of “Magic Flowers” costs $5.75, which equation can be used to find c, the total cost of renovating her lawn?
c = ( ) + ( )
c = (3.50 · 5.25) + (4.20 · 5.75)
c = ( ) + ( )
c = (3.50 · 4.20) + (5.25 · 5.75) 5 5

6. Stephanie wants to raise money for her art club
Stephanie wants to raise money for her art club. For every box of chocolate she sells, she earns $3. Her mom donated $15.00 and Stephanie sold 40 boxes of chocolate. Write an equation to represent, t, the total amount she raised from selling chocolates and from her mom.
t = 15 + (3 x 40)

7. Mrs. Duran bought a new car this weekend
Mrs. Duran bought a new car this weekend. The total amount of her car came out to $32, If she wants to pay her car in 60 months, write an equation can she use to determine m, the amount of money she would need to pay each month?
m = 32,500 ÷ 60 7

8. Jeff calculated the height of a one-story building
Jeff calculated the height of a one-story building. He found out that the height is 6750 millimeters. How many meters are there in millimeters?
6.75 meters 8

9. A) l > 31,999 B) l < 31,999 l = 32,000 grams.
Lolong is a snake that weighs 32 kilograms.
How is l, Lolong’s weight expressed in grams?
l = 32,000 grams.
Which value for l, the weight of Lolong in grams, makes this statement true?
A) l > 31,999
B) l < 31,999 9

10. You and two of your friends decided to go to the movies
You and two of your friends decided to go to the movies. Since your friends bought you your movie ticket, you decide to buy your friends their snacks in addition to your snacks. Your parents only gave you $20.00 to spend. If a tub of popcorn costs $6.75, a bag of candy costs $1.88, a slice of pizza costs $3.45, and a drink costs $4.05, which combination of snacks can you buy for each person including yourself?
pizza and drink
popcorn and candy
pizza and popcorn
candy and drink

11. Joshua and Betty brought boxes of supplies in their classroom
Joshua and Betty brought boxes of supplies in their classroom. Betty’s box weighs
29.05 pounds while Joshua’s box weighs pounds.
Which of the following is correct?
29.05 > 27.97
29.05 < 27.97
About how much more (in whole number) did the larger box weigh than the smaller one?

12. Write the prime factorization of 252.12

13. Houston Texans are playing against Dallas Cowboys this weekend
Houston Texans are playing against Dallas Cowboys this weekend. Students from several districts are being sponsored to watch this NFL game. The total number of buses to be used will be 793 and each bus can accommodate 29 students. What is the correct number of students who will be watching the game if all buses are full?

14. Mr. Cossum wants to buy pencils for all his 137 students
Mr. Cossum wants to buy pencils for all his 137 students . One box contains 10 pencils. What is the minimum number of boxes of pencils Mr. Cossum should buy to make sure each student gets at least one pencil?

15. Mrs. Ladera and Mrs. Sahagun both made a batch of egg rolls. Mrs
Mrs. Ladera and Mrs. Sahagun both made a batch of egg rolls. Mrs. Sahagun had a faster time and finished first. The difference in their time was twelve thousandths of a minute. If Mrs. Sahagun took minutes, how long did it take Mrs. Ladera?

16. Simplify the expression below.
4(5 – 2) ÷ 6 + 1