RRB Assistant Loco Pilot and Technician Model Paper 5 with solutions

Question : 3 of 100

Marks: +1, -0

A shopkeeper bought 30 kg of wheat at the rate of ₹ 45 per kg. He sold forty per cent of the total quantity at the rate of ₹ 50 per kg. Approximately, at what price per kg should he sell the remaining quantity to make 25 percent overall profit?

₹ 54
₹ 52
₹ 50
₹ 60

Validate

Solution:

(d) CP of wheat = 30 × 45 = ₹1350
40% of 30 kg = 12 kg
SP of 12 kg = 12 × 50 = ₹ 600
For 25% profit, total SP of all the wheat is
1350 ×

125/100

= 1350 ×

5/4

= ₹

6750/4

= ₹ 1687.5
Remaining wheat (30 – 12) = 18 kg.
Rate of remaining wheat =

1087.5/18

≈ ₹ 60

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