Exam 1: Whole Numbers

Use a calculator to solve. -You attend a college and are taking a mathematics class. A total of 32 students are registered for the course. The class is a 5 credit course, and the tuition rate is $\$ 35$ per credit. What is the total amount of tuition paid by all the students in the class?

In each group of four products, one is wrong. Use estimation to determine which product is incorrect.

Use estimation to determine which calculation is incorrect. -Choose:

Evaluate. - $9^{2}-5 \cdot 2$

Divide. - $48,504 \div 43$

Write the number in expanded form. -9276

Simplify. - $2 \cdot 4+4 \cdot 5^{2}$

Divide. - ${ 4 3 6 8 }\div8$

Find the area of the shaded region. -

Find the average. - $60,53,73$

Choose a strategy and solve. -Your car gets about 29 miles per gallon. You are planning to drive to see your friends who live about 644 miles away. How many gallons of gas will need to purchase to make the trip to see your friends and to return home? State your answer to the nearest gallon.

Provide an appropriate response. -Write one hundred fifty-nine thousand two hundred fifty-three in standard form.

Multiply - $462\times 7$

Express as a power of 10. - $1,000,000$

Multiply -45,162 $\times \quad 1803$

Write the number in expanded form. -984

Use estimation to determine which calculation is incorrect. -Choose:

Use a calculator to solve. -A large company decided to reduce the number of its employees. Prior to the reduction the company employed 45,910 people. The company decided to fire 3027 employees. How people were employed after the reduction?

Round to the indicated place. -10,362 to the nearest thousand

Write this expression in words. $3+16=19$