Find the mean of the numbers:
18.2, -42, 3.75, -21.49, -13.3
-10.968
2/5 ÷ -1/4
-1 3/5 or -1.6
-3 1/4 ÷ 1/2
-6 1/2 or -6.5
Mr. Hubbard is painting statues. He has 7/8 of a gallon of paint remaining. Each statue requires 1/16 of a gallon of paint. How many statues can he paint?
14 statues
2 2/5 • -3/4
-1 4/5 or -1.8
Find the mean of the numbers:
12, -22, -7.5, 21.9, 26.6
6.2
-4/3 ÷ -11/12
1 5/11 or 1.45
-1 1/2 ÷ -4/9
3 3/8 or 3.375
A pizza restaurant had 6/10 of a gallon of pizza sauce left at the end of the night and divided it equally among 3 pizzas. How much sauce did they put on each pizza?
1/5 of a gallon
2/3 ÷ -1/6
-4
Rex mows lawns in the summer. The following is a list of numbers how how much Rex made each day: $36, $18, -$20, $55, and -$15. What is the mean amount of money that Rex made?
$14.80
1/6 ÷ 8/11
11/48 or 0.229166
-1/3 ÷ 1 4/9
-3/13 or -0.230769
The temperature in Romulus decreases a total of 12ºF. This happens over the course of 6.4 hours. How much did the temperature change each hour?
-1.875 ºF each hour
-2 ÷ 10/6
-1 1/5 or -1.2
What is the reciprocal of 4 2/5?
5/22
-5/4 ÷ 9/11
-1 19/36 or -1.5277
-11/6 ÷ 2 3/4
-2/3 or -0.66
Over the course of 3 2/3 hours, the temperature decreases a total of 7 1/3 ºF. How much did the temperature change each hour?
-2ºF.
-3 4/10 ÷ 6/8
-4 8/15 or -4.533
The temperature is 65° F. The temperature decreases for 10 hours. Each hour, the temperature decreases by 2° F. Then the temperature rises 14° F in one hour. What is the temperature after 11 hours?
59 degrees
3/5 ÷ -1/2
-1 1/5 or -1.2
-2 5/6 ÷ -3/5
-4 1/2 or -4.5
A book shelf is 3 1/2 feet long. Each book on the shelf is 21/8 inches wide. How many books will fit on the shelf?
16 books
Is the following value positive or negative?
(-22)(-7)(52)(-1)
Negative