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
Factor the following trinomial completely.
2a^3 - 52a^2b + 96ab^2
You work at a T-shirt printing business. 564 of 4,000 T-shirts are printed improperly. Here is the question:
Predict the number of improperly printed T-shirts in a batch of 2,000.



Any help would be great!-Jasmine