Answer:
First question = 800 cm^3
Second question =120π
Step-by-step explanation:
The formula for volume is base x height x width.
The formula for area of cylinder is 2πrh+2πr^2 but it has no lid so
2πrh+πr^2.
same thing as:

there are two 8's and two x's in there so they can come out to give you the
answer 8x
Don’t know ...............................
The right answer is Option C.
Step-by-step explanation:
Given,
Smartphone sold = 1300000 units
Smartphones returned = 15%
No. of smartphones returned = 15% of smartphones sold
No. of smartphones returned =
No. of smartphones returned = 0.15*1300000 = 195000 units
As sales and return rate remains same, therefore,
Returns in 6 months = 6*per month returns

1170000 units will be returned to the company during 6 months.
The right answer is Option C.
Keywords: multiplication, return rate
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