exam
Maths Puzzle
Numerical Ability
One number is 4 less than another. If 10 times the smaller number minus 3 times the larger number is 51, find the two numbers.
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exam Other Question
A rectangle has an area of 27 squared inches. The height is three times the base. What is the perimeter of the rectangle?
(x+5)(3x-1)+13=0
2x^2+3x=20