Ms Watson has 162 pencils. The ratio of the sharp pencils to dull pencils is 2:4 . How many dull pencils are there

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➷ First, you need to find the volume of one tank. Use the Formula to find the volume.

V= 3.14r^2h

V=3.14*25*20

V=1570

Now, you need to find the volume of 4 tanks:

1570 * 4 = 6280 cubic feet of water needed for 4 tanks

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➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ TROLLER (don't worry, I didn't troll you)