Ratios And Rates Worksheet - Chapter 3 Page 33
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38Chapter Self-Test
Chapter 3
Write two ratios equivalent to 5 : 9, using only odd
1. a)
numbers.
Write two ratios equivalent to 5 : 9, each with one term of 90.
b)
2.
Complete the ratio table in the margin.
blue
3 24 27 54 51
Calculate the missing term in each proportion.
3.
yellow
4
3
2
1
■
2 : 11
: 55
a)
c)
red
8
■
4
6
1
0
■
4.2 : 6.3
: 31.5
b)
d)
■
1
5
A spreadsheet has cells that hold either numbers or words.
4.
There are three cells with numbers for every two cells with
words. There are 250 cells in the spreadsheet. How many cells
have numbers?
5.
Nicole earned $78 in 9 h. How much would she earn in 12 h?
The ratio of cats to dogs at an animal shelter is 5 : 2. Currently,
6.
63 cats and dogs are up for adoption. How many cats are up
for adoption?
7.
In Canadian universities, 6 out of every 10 graduates from a
first degree are women. If about 160 000 students graduated
last year, about how many were women?
Jason’s mom drove 70 km to the city at 80 km/h. Then she
8.
drove back home at 90 km/h. What was the difference in time
between the trips?
Three granola bars cost $2.67. Use three strategies to figure
9.
out the cost of 10 bars.
What Do You Think Now?
Revisit What Do You Think? on page 105. Have your answers and
explanations changed?
134
Chapter 3
NEL
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