1. Quarter 3 Test 3 XLIII. Ratios and Rates XLIV. Proportions
XLV. Customary Units of Measure
XLVI. Similar Figures

2. Oscar gets 2 hits out of his every 5 times he comes up to bat
Oscar gets 2 hits out of his every 5 times he comes up to bat. How many hits would you expect him to have in 60 at bats? x =
2(60)=5(x)
120=5x
x = 24 hits

3. Jason averages 4 earned runs for every 9 innings he pitches
Jason averages 4 earned runs for every 9 innings he pitches. How many earned runs would he have if he pitched 45 innings?
4 = x
4(45)=9(x)
180=9x
x = 20 earned runs

4. In 1 hour Arthur hikes 3 miles
In 1 hour Arthur hikes 3 miles. At the same rate, how long will it take him to hike 12 miles?
1 = x
1(12)=3(x)
12=3x
3 3
x = 4 hours

5. The rectangles are similar. What is the length of n?
6cm
4cm
6cm n
4 = 6
6 n
6(6)=4(n)
36=4n
4 4
n = 9

6. RST is similar to XYZ. What is the length of XY?
x = 5.6m
10 = 4
14 x

7. Find the length of h. h 6cm 18cm 72cm h = 6 72 18 18(h)=6(72) 18h=432
18(h)=6(72)
18h=432
h = 24cm

8. Compare. Write <,> or =.
52ft_______18yd
5gal 2qt_______ 24qt
72in_______6ft
256oz______15lb 4oz
36lb________524oz
12T 850lb______25,000lb
100qt______25gal

9. Which is the Better Buy? Give the rate and the unit rate.
3 apples for $ or 9 apples for $2.10
$.75 = $.25
$2.10 = $.23
The 9 apples for $2.10 is a better buy.

10. Customary Units of Measure
3ft=_____ in.
24yd=_____ft
10,560ft=______mi
4lb 15oz=______oz
7pt=________c
4.5T=_______lb
4 3/4lb=_______oz
36in
72ft
2mi
79oz
14c
9000lb 76

11. If 2 ½ inches on a map represents 750 miles, how many miles are represented by 4 inches?
2.5 = x x = 1200 miles

12. A mother giraffe is 18. 7 feet tall. Her baby is 5. 25 feet tall
A mother giraffe is 18.7 feet tall. Her baby is 5.25 feet tall. The baby giraffe casts a shadow that is 35.7 feet long. How long is the mother giraffe’s shadow?
height 18.7 = 5.25 shadow x (35.7) = 5.25 x = 5.25 x x = ft