SSC CGL 10 June 2019 Shift-3

Question 53

If a : b = 4 : 5, then (2a + 3b) : (3a + 2b)is equal to:

Solution

given data

$$a= 4$$

$$b = 5$$

Apply directly A and B values to the question 

$$(2a + 3b) : (3a + 2b)$$

$$(2×4 + 3×5) : (3×4 + 2×5)$$

($$8+15$$) : ($$12+10$$)

Hence solution is = ($$23:22$$)

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