Exam 7: Decimals

If 0.75 square of shingles can be applied in one hour, how long will it take to apply 9.5 squares?

A shim is made 0.0025 inch thick. The thickness should be 0.00225 inch. The difference in thickness is ____________________ inch.

Which pipe has a larger internal diameter?

39.02 + 6.1 + 12.88 = ____________________.

If you buy three tools that cost $29.99, $15.50, and $8.95, what is the total cost of the tools?

23.73 plus 9.18 = ____________________.

If 250 feet of Type NM cable costs $55.90, 200 feet will cost ____________________.

5.302 * 4.9 = ____________________.

1,002.62 + 431.1 + 1.545 = ____________________.

623.15 divided by 12.9 = ____________________.

Decimal numbers of less than 1 are called __________.

Explain what a decimal fraction is.

12.6 minus 3.3 = ____________________.

712.3 minus 650.59 = ____________________.

What is the cost of 1250 feet of BX cable if it sells for $0.495 per foot?

The third number to the right of the decimal point is in the __________ position.

You pay $3,245.64 for materials and $650.00 for labor to wire a basement. If you are paid $4500.00 for the job, you will have a profit of ____________________.

419 divided by .75 = ____________________.

0.18 * 0.27 = ____________________.

6.6 * 2.3 = ____________________.