7th Grade Math Final

Distance, Time, and Money

100

If a car travels at 60 miles per hour, how far can it travel in 3 hours?

180 miles

200

If an item costs $20 and the sales tax is 8%, how much will the total amount be?

$21.60

300

If you bought a bicycle for $200 and the sales tax rate is 5%, how much tax would you pay?

$210

400

If you walk at a speed of 4 miles per hour, how long will it take you to walk 20 miles?

5 hours

500

What is the total cost of a phone priced at $400 with a 7% sales tax?

$428

Fractions and Decimals

100

1/2 x 3/4 = ?

3/8

200

Convert 2/5 to a decimal.

0.4

300

Which fraction is equivalent to 0.6?

6/10 or 3/5

400

Express 0.25 as a fraction.

25/100 or 1/4

500

5/8 x 3/4 = ?

15/32

Solving and Simplifying equations

100

If 5x + 7 = 22, what is the value of x?

3

200

Simplify:

q^-6 x q²

q^{-4 ->} 1/q⁴

300

Simplify the expression: 3x + 5 - 2x = 12

7

400

Sole

0.5(q-4)=3.5

11

500

Simplify:

-2(3x+5)+1+4x

-2x-9

Shapes and Statistics

100

Find the surface area of a rectangular prism with side lengths: 10; 17.5; 4

570 in²

200

Out of the first 15 animals at the vet, 9 were cats. Based on relative frequency, how may cats will be expected in the remaining 25 animals?

15 cats

300

What is the area of a semi-circle with a radius of 4

25.135

400

 If a survey of 50 students shows that 20 prefer chocolate ice cream, calculate the relative frequency of students who prefer chocolate ice cream. Write as a simplified fraction

2/5

500

If the relative frequency of a category is 0.25, what percentage of the total does that represent?

25%

Graphing + Mystery

100

What is the formula for a linear equation in slope-intercept form?

y=mx+b

200

Where did Ms. G go to college?

Purdue University

300

Identify the slope and y-intercept in the equation y = 2x + 3.

Slope: 2

y int: 3

400

What are the names of both of Ms. G's cats?

Blue and Butters

500

Graph the line with the equation y = -2x + 4.

Show your graph