A pile of earth removed from an excavation is a cone measuring 6ft high and 30ft across its base. How many trips will it take to haul away the earth using a dump truck with a capacity of 125 cubic feet?

14

Step-by-step explanation:

Given

Excavation cone measures

height

Diameter

Truck can dump at a time

The volume of a cone is

Putting values

No of trips(N) required to accumulate this much volume is given by

Therefore, 14 trips are necessary to accumulate a cone of volume

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

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