Question

Question 19. Nikita bought 30 kg of wheat at the rate of 3 9.50 per kg and
40 kg of wheat at the rate of 8.50 per kg and mixed them. She sold the
mixture at 8.90 per kg. Then total profit or loss in the transaction was:
O()
(a) 2 loss
O (b) e 2 profit
O (c) 7 loss
0 7
(d)? 7 profit
2 points
Question 20. A sum of money becomes 41/40 of itself in 1/4 year at a
certain rate of simple interest. What is the rate of interest per annum ? *
0 (a) 10​

Answer 1

Answer:

question 19.

(a) 2 loss

question 20.

(a)10%