Correct option is B
Mean Proportion of x and y =
Let the unknown number be a
51=
51 × 51= 17 × a
a = 153
The mean proportion between 17 and some unknown number is 51. What is the unknown number?
Mean Proportion of x and y =
Let the unknown number be a
51=
51 × 51= 17 × a
a = 153
Suggested Test Series
Suggested Test Series