Math Final Exam Practice - 7th Grade

There are 10 marbles in a bag: 1 blue, 3 yellow, 2 red, and 4 white. If you choose a marble at random, which is the probability that you will NOT choose white?

• 40%

• 50%

• 60%

• 70%

To win a prize, a player picks a door and then a box behind the door. There are 5 doors and 3 boxes behind each door. How many prizes can be won if each box has a different prize?

• 3

• 5

• 8

• 15

Mrs. Cheng has $22 deducted monthly from her checking account for her gym membership. What integer represents the change in her account for a year of gym membership?

• 264

• 22

• -22

• -264

Olivia orders 6 ham sandwiches at the deli. The total amount was $30.72. How much did each sandwich cost?

• $5.00

• $5.12

• $24.72

• $24.90

On a map, 2 inches represent an actual distance of 28 miles. If the actual distance between two cities is 322 miles, how many inches apart will the two cities be on the map?

• 2 inches

• 23 inches

• 28 inches

• 644 inches

What is the solution to the equation

4t – 20 = 16?

• 36

• 9

• -4

• -1

Diane draws an obtuse, isosceles triangle with two of the angles measuring 25° each. What is the measure of the obtuse angle in her triangle?

• 50 degrees

• 130 degrees

• 155 degrees

• 175 degrees

Charlene bought her friends lunch. The bill came to $47.75 before Charlene added an 18% service tip. How much did she add for the service tip?

• $8.60

• $11.20

• $19.75

• $29.75

A jar contains 3 green marbles, 2 pink marbles, and 4 striped marbles. One marble is picked at random and then replaced. Then another marble is drawn at random again. What is the probability that both marbles are striped?

• 25%

• likely

• 4/9

• 16/81

An electrician charges $50 for a house visit and $45 for each hour of work. If Mrs. Firewalks was charged $365.00 for work, how many hours did the electrician work?

• 45h + 50 = 365

• 50h + 45 = 365

• 45h - 50 = 365

• 50h - 45 = 365