7th grade Benchmark 1 Review

Given (-2)(b) = 6

which of the following must be true about b?

• b is negative

• b is the reciprocal of -2

• b is an irrational number

• b is positive

Tags

CCSS.6.EE.B.7

7.NS.A.1.A

Which situation shows a sum of 0?

• Andy owes each of his 5 friends 5 dollars.

• Amanda has 10 dollars, but she owes 10 dollars to Andy

• Andrew gives Amy 15 dollars.

• Amy gives Andrew a hug because he is sad that he lost 15 dollars.

Tags

CCSS.7.NS.A.1C

A store has 120 customers in 6 hours. What is the unit rate in customers per hour?

• 16 customers per hour

• 12 customers per hour

• 20 customers per hour

• 15 customers per hour

Tags

CCSS.7.RP.A.1

You go to the grocery store to buy dog food. The store has three sizes available:

A 20-lb bag for $23.44

An 8-lb bag for $9.88

A 40-lb bag for $49.00

Which size bag has the lowest cost per pound rounded to the nearest cent?

• The 8-lb bag

• The 20-lb bag

• The 40-lb bag

• I have a cat

Tags

CCSS.6.RP.A.3B

A cashier at the grocery store rung up 2 customers in 8 minutes. At this rate, how many customers can he ring up in 30 minutes?

• 16 customers

• 10.5 customers

• 7.5 customers

• 14 customers

Tags

CCSS.6.RP.A.3B

The romantic couple went out for dinner. They spent $78.89 for dinner. Tax was 8% and the tip was 20%. What was the total bill?

• $6.31
• $15.78
• $78.89
• $100.90

Tags

CCSS.6.RP.A.3C

How much commission would a solesperson earn for selling a $25,000. car? He recieves a 18% commission.

• $4500
• $45
• $29,500
• $2500

Tags

CCSS.6.RP.A.3C

A women put $480 into  savings account of one year.  The rate of interest on the account was 4.6%  How much was the interest for the year in dollars and cents?  What is the new total of the bank account after she earns the interest?

• $22.08 interest / $502.08 new total
• $37.70 interest / $617.70 new total
• $45.00 interest / $543.67 new total
• $617.70 interest / $37.70 new total

Tags

CCSS.7.RP.A.3

A gallon of gas cost $3.50 at the beginning of the month. At the end of the month it cost $3.75. What was the percent change in the price of a gallon of gas?

• 3.75 - 3.50 → 0.25
• 3.50 / 3.75 → 93.3%
• 0.25 / 3.50 → 7.1%
• 25%

Tags

CCSS.6.RP.A.3C

In a certain apartment building, the ratio of tenants to cars is 3:5. If there are 30 tenants, how many cars are there?

• 35
• 60
• 18
• 50

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3