Explanation

A four-sided ﬁgure with only one pair of parallel sides is a trapezoid.

A bolt of cloth had 15 yards on it. A clerk then cut \(7\frac {1}{3}\) yards from it for a customer in the morning and \(2\frac {1}{3}\) yards for another in the afternoon. How many yards of cloth were left on the bolt?

Mr. Levin sells a load of firewood for \( \$65\). He charges an additional \(\$20\) if he also stacks the wood. Of the 70 loads he delivered in October, he stacked 18. Which of the following expressions represents the amount he earned in October?

Jennifer is planning on making a new dress. She will need 3(1/2) yards of fabric, which is on sale for \(\$2.50\) a yard. She will also need a zipper that costs \(\$1.99\), two packs of buttons that cost \(\$1.49\) each, and a spool of thread that costs only 89 cents. How much will the dress cost Jennifer to make?

Coby’s rate of commission is 11% on sales. Last month his sales were \(\$18750\) . What commission did he earn?

Gwen and Terri own a florist shop. In 2008, their total revenue was \(\$16,876.10\) . In 2009, their total revenue was \(\$18,728.90\). For the combined, two-year period their profit was 50% of revenues, and they split those profits equally. What was Gwen’s total profit over the two-year period?

A bag of baseballs costs \(\$12\). There are 15 balls in the bag. Another bag of baseballs costs \(\$15\) for 20 balls. Which bag prices individual baseballs lower?

Given that the area of the whole box is \(50 m^{2}\), what is the unshaded area?

Louis and his family are going to the zoo. The price of a bus ticket is \(\$1.00\), but the family has some coupons. If Louis pays full price, his wife pays 2/3 of the regular price, and the two children pay 1/2 of the regular price. How much will it cost for the family to take the bus?

On the moon, you would only weigh \(\frac{1}{6}\) of what you weigh on earth. If you weigh 138 pounds on earth, what would your weight on the moon be?