Question Details

MAT 105 MODULE 5 CHECK YOUR UNDERSTANDING
1.	At one point in their last season, the Chargers had won 61.5% of their games. If they won 8 games, how many games did they play?

2.	A bicycle marked $340 is on sale at 15% off. What is the discount? The sale price?

3.	Solve for t.   

4.	A 12-oz bag of whole walnuts costs $3.79. What is the unit price in cents per ounce? Round to the nearest hundredth of a cent.

5.	On a map, 2 in. represents 120 mi. If two cities are 3.5 in. apart on the map, how far are they apart in reality?

6.	By selling a home without using a realtor, Barb can avoid paying a 7.25% commission. She received an offer of $275,000 from a potential buyer. In order to give a comparable offer, for what price would a realtor need to sell the house? Round to the nearest hundred.

7.	Find the ratio of the first number to the second number and simplify: 24 to 84

8.	Mark's car traveled 182 mi on 6.5 gal of gasoline. At this rate, how many gallons would be needed to travel 240 mi?

9.	Karen bicycles 15 mi in 90 mins. At this rate, how far will she bicycle in 120 min?

10.	Write fraction notation for the ratio and do not simplify: 19 to 83

11.	On 18 September 2009, it was known that 1 U.S. dollar was worth 1.633 British pounds. How much would 20 British pounds be worth in U.S. dollars? Round to the nearest cent.

12.	The number of complaints declined from an average of 24 per month to an average of 15 per month. Find the percent of decrease.
olve problems using percent equations and proportions.
	
13.	12 is what percent of 90?

14.	A student working at a book store earned $4875 for working 15 weeks one summer. What was the rate of pay per week?


15.	The sales tax in Connecticut is 6%. How much tax is charged on the purchase of a washing machine that sells for $389. What is the total price?

16.	What is 15% of 30?

17.	Bart's truck will go 222 mi on 12 gal of gasoline in highway driving. What is the rate in miles per gallon?

18.	Tanner earns a commission of $1415.04 selling $6432 worth of electronics. What is the commission rate?

19.	If 3 dozen eggs cost $6.27, how much will 2 dozen eggs cost?

20.	What is the simple interest on a principle of $225 at the interest rate of 3.9% for 1 year?

	
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