7th grade Math Review

Front

Which of the following statements about the graph are true?
- The point (1,5) tells that racecar A traveled 1 meter in 5 seconds.
- The point (5,2) tells that racecar C traveled 2 meters in 5 seconds.
- You can not tell anything from the information given.
- The point (6, 9) tells that racecar B traveled 6 meters in 9 seconds.

Back

The point (5,2) tells that racecar C traveled 2 meters in 5 seconds.

Front

The distance a train travels, d, is proportional to a constant rate of speed, r, at different times, t. Which equation shows the relationship between the speed of the train and the distance traveled?

Back

Front

Sal ate dinner at his favorite restaurant. Sal knows that the amount of the bill before tax will be $52.60 and that the sales tax rate is 8%. Sal decides to leave a 20% tip for the waiter based on the pre-tax amount. How much will Sal leave for a tip?

Back

$10.52

Front

Sal ate dinner at his favorite restaurant. Sal knows that the amount of the bill before tax will be $52.60 and that the sales tax rate is 8%. Sal decides to leave a 20% tip for the waiter based on the pre-tax amount. What is the total bill for Sal’s dinner including the tax and tip?

Back

$67.33

Front

18a + 12b + 9a + 24b

Back

27a + 36b

Front

Expression to determine the cost of a flavored coffee on Mondays with a 25% discount: c - 0.25c. Which expression could also be used? Options: 0.25c, 0.75c, 1.25c, 1.75c.

Back

0.75c

Front

How to find the employee’s discounted ticket price for a $32.50 amusement park ticket with a 20% discount?

Back

Subtract 20% from 100%, convert the difference to a decimal value, and then multiply the normal ticket price by the decimal value calculated.

Front

Back

$23.75

Front

How to find the actual dimensions of the park in meters?

Back

Multiply each dimension of the rectangle in the scale drawing by 25

Front

Sampling method to determine if the 7th grade class wants to go on a field trip to an art museum, a concert, or a sporting event? Options: Survey every fifth 7th grade student as Laura arrives at school; Survey every fifth student as Laura arrives at school; Survey every member of the art club; Survey all the 7th grade athletes.

Back

Survey every fifth 7th grade student as Laura arrives at school because it gives each seventh-grade student an equal opportunity to be a part of the survey.