RRB Assistant Loco Pilot and Technician Model Paper 10 with solutions

Question : 3 of 75

Marks: +1, -0

Two successive discounts of 10% and 20% on a commodity are equal to a total discount of

Solution:

Let the price be ₹ 100
now the first discount
= 100 ×

90/100

= ₹ 90
2nd discount = 90 ×

80/100

= ₹ 72
total discount = 100 – 72 = 28%

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