exam Maths Puzzle Numerical Ability

the denominator of a fraction is 5 more than the numerator. if 5 is added to the numerator and 2 is added to the denominator, the value of the fraction is 8/9. find the original fraction.

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exam Other Question
(2t^2+t)^2-4(2t^2+t)+3=0 hello,

how would you factor each polynomial:

a) x^2 - 100

b) 4y^2 - 49

thank you!