ZZ Solve Percent Word Problems

A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly? (round to the nearest whole number)

(a)  

There are 36 carpenters in a crew. On a certain day, 29 were present. What percent showed up for work? (round to the nearest tenth)

A metal bar weighs 8.15 ounces. 93% of the bar is silver. How many ounces of silver are in the bar? (round to the nearest thousandth)

A woman put $580 into a savings account for one year. The rate of interest on the account was 6½%. How much was the interest for the year in dollars and cents? (Round to the nearest cent)

TIP: Use 6.5% INSTEAD OF $$6\frac{1}{2}\%$$

(a)  

A student answered 86 problems on a test correctly and received a grade 98%. How many problems were on the test, if all the problems were worth the same number of points? (Round to the nearest whole number)

Manuel found a wrecked Trans-Am that he could fix. He bought the car for 65% of the original price of $7200. What did he pay for the car?

(a)  

Pamela bought an electric drill at 85% of the regular price. She paid $32.89 for the drill. What was the regular price? (Round to the nearest cent)

TIP: You are trying to find the original (whole) price before it went on sale.

A crew is made up of 8 men; the rest are women. $$66\frac{2}{3}\%$$ % of the crew are men. How many people are in the crew?

TIP: Remember that $$66\frac{2}{3}\%$$ is equal to (the same as) $$\frac{2}{3}$$ .

(a)  

Ben earns $12,800 a year. About 15% is taken out for taxes. How much is taken out for taxes?

(a)