Math 7 - Equation and Inequality Review

Addison wants to ride her bicycle more than 80 miles this week. She has already ridden her bicycle 18 miles. Which inequality could be used to determine the mean number of miles, m, she would need to ride her bicycle each day for six more days to achieve her goal?

• $6m+18<80$

• $6m-18<80$

• $6m+18>80$

• $6m-18>80$

Tags

CCSS.7.EE.B.4B

A trailer will be used to transport several 40-kg crates to a store. The greatest amount of weight that can be loaded onto the trailer is 1,050 kg. An 82-kg crate has already been loaded onto the trailer. What is the greatest number of 40-kg crates that can also be loaded onto the trailer?

• 24

• 25

• 26

• 27

Ben earns $9 per hour and $6 for each delivery he makes. He wants to earn more than $155 in an 8-hour workday. What is the least number of deliveries he must make to reach his goal?

• 11

• 12

• 13

• 14

Which expression is equivalent to  $8c+6-3c-2$  ?

• 5c+4

• 5c+8

• 11c+4

• 11c+8

Tags

CCSS.6.EE.A.4

Harper has $15.00 to spend at the grocery store. She is going to buy bags of fruit that cost $4.75 each and one box of crackers that costs $3.50. Which inequality models this situation and could be used to determine the MAXIMUM number of bags of fruit, b?

• $4.75b+3.50\le15$

• $4.75b-3.50\le15$

• $4.75+3.50b\le15$

• $4.75-3.50b\le15$

Tags

CCSS.7.EE.B.4B

Members of a baseball team raised $967.50 to go to a tournament. They rented a bus for $450.00 and budgeted $28.75 per player for meals. They will spend all the money they raised. What is the maximum number of players that the team can bring to the tournament?

• 16

• 17

• 18

• 19

Todd orders pictures from a photographer. Each picture costs $7.50. A one-time shipping fee of $3.25 is added to the cost of the order. The total cost of Todd’s order before tax is $85.75. How many pictures did Todd order?

• 11

• 12

• 13

• 14

Tags

CCSS.7.EE.B.4A

A coach of a baseball team orders hats for the players on his team. Each hat costs $9.95. The shipping charge for the entire order is $5.00. There is no tax on the order. The total cost of the coach’s order is less than $125. Which inequality can be used to determine the greatest number of hats, h, the coach orders?

• $5h+9.95>125$

• $5h+9.95<125$

• $9.95h+5>125$

• $9.95h+5<125$

Tags

CCSS.7.EE.B.4B

Jim needs to rent a car. A rental company charges $21.00 per day to rent a car and $0.10 for every mile driven. He will travel 250 miles and has $115.00 to spend.

What is the maximum number of days that Jim can rent a car?

• 4

• 5

• 6

• 7

Solve for x:
 $6x+19.7=84.5$  

• 10.8

• 17.37

• 58.8

• 3.3

Tags

CCSS.7.EE.B.4A