Real Exam Questions
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Calculate the perimeter of the trapezium PQRS.
Correct answer: Option C — 44cm
If the first term and the sixth .term of the geometric progressio is 9 and 32/27' calculate the sum of the first four term
Correct answer: Option A — 21⅔
if A= {positive integers less than 30}, one of the following is not an element of A
Correct answer: Option C — -3
Evaluate∫ 1 0 (2x +1) 2 dx
Correct answer: Option B — 13/4
If each of the dimensions of a rectangle is increased 100%, the area is increased.
Correct answer: Option C — 300%
CORRECT ANSWER: CSolution If; L=(100%L + Increment for Lenght) B=(100%B + Increment for Breadth) Increment for Lenght = 100%L Increment for Breadth = 100%B There; L=200%L B=200%B Area=(200% x 200%)LB =(40000/10000)LB = 400%LB .: Area=(100%LB + Increment for area)=400%LB Increment for area = (400%LB - 100%LB) = 300%LB Answer = CIn summary; If each of the dimensions is doubled, the area of the new rectangle is four times the size of the original one. The increase is three times or 300%
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