If a : b : c = 2 : 3 : 5 and 5b - a + 2c - CUETMOCK

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Home Questions 6UHMWEFSER

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Ratios

Question:

If a : b : c = 2 : 3 : 5 and 5b - a + 2c = 115, then what is the value of b ?

Options:

15

12

6

24

Correct Answer:

15

Explanation:

Given, a : b : c = 2 : 3 : 5

Then, 5b - a + 2c = 15R - 2R + 10R = 23R

23R = 115 ⇒ R = 5

b = 15

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