exam Maths Puzzle Numerical Ability

Find the volume, to the nearest tenth, of a pyramid that is 6 feet tall and whose base is an equilateral triangle with sides each 10 feet long????

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exam Other Question

For each set, determine the maximum and minimum values.

6, 0, -3, -9/4, -2, 7/2 Cofee merchant has coffee beans that sell for $9 per pound and $12 per pound. The two types are to be mixed to create 100lb of a mixture that will sell for $11.25 per pound. How much of each type of bean should be used in the mixture?