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. | MCQ Hive

Mathematics Mcqs

Q 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.

A A. 2
B B. 3
C C. 5
D D. 6

Previous If X:Y = 2:3, Y:Z = 4:5. Find X:Y:Z.

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