Math Exam Review

The 7th math department went. out for lunch. The meal cost $ 68.75 total. We left a 25% tip, approximately how much did the entire meal cost?

• $17.19

• $85.94

• $51.94

• $34.75

What is the probability that the spinner will land on a labeled with a number less than 3?

Tannter earned $400 for babysitting. He will make $30 more for each day he babysits. How many days does he need to babysit if he wants to triple the balance he has now?

• 400 + 30b = 400

• 400b + 30b = 1,200

• 400 + 30 = 400

• 400 + 30b = 1,200

Which expression is equivalent to -9(2 + 5k)

• -18 - 45k

• 18 + 45k

• -18 + 45k

• 18 - 45

Tray has a circular backyard that measures 22 feet. He plans to mow the yard after school for money. What is the area of his yard that he will mow?

• 1,519.76

• 138.16

• 379.94

• 69.08

A plane ascends 1,500 feet, then descends 750, and then another 550 feet.

Which expression represents the scenario?

• 1500 + 750 - 550

• 1500 + 750 + 550

• -1500 - 750 - 550

• 1500 - 750 - 550

Jaylen creates a scale of 5 in = 10 miles. If the actual length is 32 miles, how long will it appear according to the scale?

• 16 miles

• 64 in

• 16 in

• 64 miles

A fair spinner has numbers 1-8. What is the LIKELIHOOD of the spinner landing on a number greater than 5?

• certain

• likely

• unlikely

• equal

What is the value of -6.8 - (-88.8) + (-31.4)

• 50.6

• -64.2

• -127

• 63.2

A dress cost $43. What is the price after a 10% discount?

• $39

• $4.30

• $47.30

• $38.70