Question

9. Two types of wheat, one costing 9 per kg and
the other costing 13 per kg are mixed in the
ratio 3: 1. The mixture is sold at 1.25 per
Find the percentage gain.
(a) 20%
(b) 15%
(c) 25%
(d) 18%​

Answer 1

Answer:

25%

Step-by-step explanation:

wheat cost rs 9 per kg weight in mixture

3kg then cost =9*3=27$

wheat cost rs 13 per kg weight in mixture

1kg then cost=13*1=13$

total weight of mixture =4kg and total

cost=27+13=40

then selling cost=4*1.25*1000/100=50

gain=50-40=10$

%of gain =10*100/40=25%