exam
Maths Puzzle
Numerical Ability
Find the LCD of; 3/a, 3/b, 1/5, I thought that 5 was the LCD but it wasnt, could someone please explain why?
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exam Other Question
8+3[24-2(14-2)]
perform the indicated calculations. Write the result in scientific notation.
(6x10^12)(3.2x10^8)
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(1.6x10^7) (3x10^2)