Math Review Sheet Page 4
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4Draw Factorization Trees. Find the GCF and LCM of each of the following groups of numbers.
69)
48
72
70) 63
9
36
Farm
Use the table to write a ratio in simplest form:
Quantity
Animals
Cows
10
71) Cows to Pigs
Horses
5
72) Sheep and Goat to Horses
Goat
25
Chickens
40
73) Total Farm Animals to Chickens
Pigs
10
Write a Rate and a Unit Rate:
Sheep
20
74) 128 chairs in 4 rows
75) A butterfly travels 40 feet in 5 minutes
Proportional or Not Proportional:
76) 25/70 and 100/280
77) 18:30 and 3:5
The two triangles are similar.
78) Find Angle A
1 ft
16 ft
60°
4 ft
3 ft
B
79) Find Side B
30°
A
12 ft
Solve the following by balancing equations in one step. SHOW WORK
80) 9 + b = -6
81) -8j = 48
82) p – 4 = 28
83) k/6 = -12
Solve the percent problems using proportions
84) What is 20% of 75?
85) What percent of 60 is 12?
86) 18 is 90% of what number?
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