exam Maths Puzzle Numerical Ability

-1^-2 =
a. 1
b. -1
c. 2
d. None of the above

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exam Other Question

48. A rancher has 200 feet of fencing to build a rectangular corral alongside an existing fence. Determine the dimensions of the corral that will maximize the enclosed area. The sum of the ages of Mrs Bai and her daughter Jenni is 70. The difference between their ages is 32 years. How old is Jenni?

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