Macy has 8 quarters for every 9 pennies in her change purse. How many pennies would she have if she has 40 quarters?
2 answers:
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Answer:
The surface area of the cylinder will be "131.88".
Step-by-step explanation:
The given values are:
Height of cylinder,
h = 4 m
Radius of cylinder,
r = 3 m
As we know,
The surface are of cylinder is:
⇒
On substituting the values, we get
⇒
⇒
⇒