Word Problems
After a workout class, Lenia's heart rate decreases at a rate of 17 beats per minute for 6 minutes. How much did Lenia's heart rate decrease in the 6-minute period?
-102 beats
-5 x 2
-10
-36/6
-6
Multiply the fractions and write the answer in the simplest form:
-1/4 x 3/5
-3/20
Divide the rational numbers:
100/.5
200
Over 12 hours, the temperature dropped 36 degrees. What was the average change in temperature in one hour?
-3 degrees
-12 x -4
48
49/-7
-7
Multiply the following decimals:
-5.3 x 0.4
-2.12
What is -20 divided by
1/2
-40
The stock market fell 60 points over a period of four days. What was the average change in the stock market each day?
-15 points
-30 x 5
-150
56/-7
-8
Multiply the fractions and write the answer in the simplest form:
-1/4 x -3/4
3/16
Divide the following rational numbers:
-3.45 divided by -15
0.23
The cell phone company charges Michael a late fee of $3.84 per day until the balance is paid. If Michael is 8 days late, what is the change in Michael's bank account?
$30.72
-26 x 12
-312
-111/-3
37
Multiply the fractions and write the answer in the simplest form:
1 1/3 xx1 1/8
1 1/2
Divide the following rational numbers:
0.42 divided by -0.07
-6
Jodi has 6 1/4 pounds of candy to make Valentine goody bags for her classmates. If she puts 3/8 of a pound of candy in each goody bag, how many bags can she make?
16 2/3 bags or 16 bags
-34 x -14
476
-243/-9
27
Multiply the decimals:
-4.5 x -9.2
41.4
Divide the rational numbers:
17.25 divided by -.03
-575