exam Maths Puzzle Numerical Ability

The Keiko Construction Company is building a house. They need to dig a rectangular basement. It will have a length of 32 feet, a width of 24 feet, and a depth of 8 feet. How much dirt must be removed?

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exam Other Question

The question says: solve each equation by completing the square.
m to the second power +14m-58=-7.
Please help me :)
Solve for "x":
a) logbasex 4=2 (I think it is x=+-2 or is it just x=2???)
b) logbase9 x=-1/2 ( I think it is x=3 ???)
c) 64(^x-2)=16^1/3