Unit Rates and Ratios
A car travels 60 miles in 1 hour, so how many miles does it travel in 3 hours?
180 miles
1/4 x 2/4
1/8
11 x 152
1672
5a + a + 4 - 3b
6a + 4 - 3b
What is the mode of the following data set? 10, 20, 15, 25, 20, 30, 20, 15, 10, and 35.
20
Every tick is 9 seconds that goes on for an infinite amount of time. Someone figures out the answer after 73 ticks. How many seconds have passed?
651 seconds = 10 minutes 51 seconds
5/16 x 3/2
15/32
-23 + 27
4
7a + a + 6b + 2b - 3c + 2
8a + 8b - 3c + 2
What is the range of the following data set? 17, 92, 9, 45, 62, 83
81
Simplify this Ratio. 82635:92350
16527:18470
8/14 ÷ 2/3
6/7
-27 - (-29)
2
a + 7(15a - 12b) + 19c + 17a
123a - 84b + 19c
If the mean of five numbers is 18, and four of these numbers are 15, 20, 25, and 10, what is the fifth number?
20
Chef Cooper uses 12 tomatoes every 4 chili peppers. She needs 88 tomatoes and a certain amount of peppers for her famous salsa. How many chili peppers will she need too?
22 chili peppers
22/35 ÷ 17/5 + 2/9
22/119
-17 x 64 + 23(4)
-996
14c + 4(16b x 17a) + 292c - 5245d
1088ab + 306c - 5245d
What is the median of this data set? 7, 21, 90, 132, 63, 6, 82, 23
43
A vat of slime fills up 823 gallons every 6 seconds(if it can be rounded to the nearest whole number round it). How many gallons of slime are in the vat after 7,092 minutes?
58,367,160 gallons of slime
23/45 x (5/6 ÷ 2/4)
23/27
0.29 ÷ 0.145 + 2.7781
4.7781
132a x 422c - 304b +197b
55704ac - 103b
A set of six numbers—8, 11, 6, 14, x, and 10—has a mean of 12. What is the value of x?
(A = 23) find the mean of the six numbers = 12 12 x 6 = 72 72 - 49 = 23