If A is $\frac{1}{6}$ of C, and B is twi

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Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Ratios

Question:

If A is $\frac{1}{6}$ of C, and B is twice of A, and the average of A, B and C is 30, then the difference between A and C is:

Options:

Correct Answer:

Explanation:

Let C = 6

A : B : C

1 : 2 : 6

Average = $\frac{9r}{3}$ = 30

3r = 30 or r = 10

Difference between A and C = 5r = 50