Ratio & Proportion Mcqs

MCQ: Three quantities X, Y and Z are such that XY=kZ where k is constant. Initially, X was at 4 and X:Y:Z was 2:3:4. If the value of Y is changed to 12 and Z is kept constant, find the value of X.

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Ratio & Proportion Mcqs

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MCQ: Three quantities X, Y and Z are such that XY=kZ where k is constant. Initially, X was at 4 and X:Y:Z was 2:3:4. If the value of Y is changed to 12 and Z is kept constant, find the value of X.

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MCQ: Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?

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