exam
Maths Puzzle
Numerical Ability
A type of steel sheet weighs 3.125 lb per square foot. What is the weight of a piece measuring 24 in. by 108in.? (Hint: Be careful of units.)
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exam Other Question
simplify:
(3x^3-1+9x) + (3 + 3x)
I have 4 answers to choose from:
a)x^2-x+4 r11
b)x^2+2x r-7
c)x^2+2x r5
d)x^2-x+4 r-13
A glass pyramid is designed to be situated at the center of a large courtyard. Each of the four triangular sides has a base that is 10 feet long and 10 feet high.
How many square feet of glass are needed for the base and sides?