Number Sense Review

Mrs. Taylor has cards labeled with rational numbers.
* Three cards are labeled -6.35
* One card is labeled -7.53
* Two cards are labeled 8.31
What is the average of the numbers on the cards?

• -3.32
• -1.66
• -7.20
• 4.52

Juan received a paycheck of $185.  He spent 1/4 of his paycheck on clothes, and then spent $8.25 for lunch.  How much of his paycheck did Juan spend?

• $38
• $46.25
• $54.50
• $60

Apples cost $1.48 per pound at the grocery store.  Sara bought 6 pounds of apples.  Steve bought 10 pounds of apples.  How much more did Steve spend on apples?

• $2.96
• $5.92
• $8.88
• $14.80

The Tigers football team gained 7 yards, lost 8 yards, and then lost 7 more yards.  What is the total result of these three plays?

• a gain of 8 yards
• a loss of 8 yards
• a gain of 22 yards
• a loss of 22 yards

Each of 25 members of a club need to purchase a t-shirt and a flag.  T-shirts cost $10 each and flags cost $2.50 each.  Before tax, what is the cost for all the t-shirts and flags?

• $252.50
• $300.00
• $312.50
• $350.00

Joseph needs 345 cement blocks to build a wall 40 cm thick.  He needs 205 cement blocks to build a wall 25 cm thick.  Each block costs $0.75.  How much more will the thicker wall cost?

• $105.00
• $153.75
• $258.75
• $412.50

Which choice has a solution that is smaller than 12?

• 12 / 0.5
• 12 - (-5)
• 12 + (-5)
• -12 x -5