exam
Maths Puzzle
Numerical Ability
thirty percent of the sulfur desiccated. If 42 tons did not desiccate, how much sulfur was there in all?
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exam Other Question
Perform the indicated operations:
3sqrt[3] + 2sqrt[27] sqrt[12]
x=9
y=x+0.5z
z=x+y
a=x+y+z
a=?