exam
Maths Puzzle
Numerical Ability
Kevin’s room is 12ft. x 15ft. Kevin draws a scale model of his room. If the width of his drawing is 2 inches, how long should he make the length?
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Last problem for the day, and thanks again for you help. This one says to compute and write the answer in scientific notation.
1x10^-8 / 4x10^7
What is the evaluation of this expression
13 - -4