18 = x
__ __
5 4
x = 18•4 / 5
72/5 = 14.4 final answer
Volume = πr²h
Volume = π(5)²(3)
Volume = 75π = 235.62 cm³ (nearest hundredth)
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Answer: Volume = 235.62 cm³.
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Answer:
She bought 8 books
Step-by-step explanation:
8.96/1.12
Answer:
3 French horns
6 tubas
9 trumpets
Step-by-step explanation:
Let the number of French horns be x.
<u>Number of French horns</u> = x
There are twice as many tubas as French horns, so
<u>Number of tubas</u> = 2x
There are three more trumpets than tubas, so
<u>Number of trumpets</u> = 2x + 3
Five times the number of trumpets equals nine times the number of French horns, plus triple the number of tubas, so
