Answer:
1. $450
2. $128
Step-by-step explanation:
1. new price = .4 (.4 * original price x)
72 = .16x
x = 450
2. new price = .75 (.75 * original price x)
72 = .5625x
x = 128
Goes +3
18, 21, 24, 27, 30
Answer:
9
Step-by-step explanation:
3*3 =9
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