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Question 7: David wants to fill his water bottle. The cylindrical bottle has a radius of 4.5 in and a height of 9.10 in. How much water will he need if 3 ounces of water is equivalent to 2 cubic inches? ​

Question 7: David wants to fill his water bottle. The cylindrical bottle has a radius-example-1
User Oztaco
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1 Answer

12 votes

1st question

volume of the bottle in inches ?

cylinder volume = area x height

= pi x r² x h

= 3,14 x 4,5² x 9,10

the bottle volume is 578,62 in³

then

3 ounces of water...........2 in³

? ounces of water..........578,62 in³

? = 3 x 578,62 : 2

? ≈ 868 ounces of water

User Amritesh Anand
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