exam Maths Puzzle Numerical Ability

michelle painted a 8 foot by 10 foot canvas floor cloth with a blue border 8 inches wide. What is the perimeter of the unpainted section?

a. 30 2/3
b. 15 1/3
c. 35 1/3
d. 20

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exam Other Question

Find the greatest common factor for each of the following sets of terms.

12a^3b^2, 18a^2b^3, 6a^4b^4 A student is taking a true/false quiz. The quiz has ten questions. If the student guesses every answer, how many different arrangements of answers are possible?