In what ratio must a grocer mix two varieties of cumin seeds worth ₹ 60 per kg and ₹ 65 per kg respectively, so that by selling the mixture at ₹ 68.20 per kg, he may gain 10%?

Three varieties A, B and C of rice are mixed together in the ratio 1:1:3 respectively. The price of rice A is Rs 127 per kg and that of rice B is Rs 135 per kg. If the price of the mixture is Rs. 152 per kg, then the price per kg of rice of type C is:

A merchant lent out ₹20000 in two parts, one at 8% and other at 10% interest. The yearly average comes out to be 9.2%. Which of the following are correct ?

(A) Amount lent at 10% is ₹12000.

(B) Amount lent at 8% is ₹12000.

(C) Amount lent at 10% is ₹8000.

(D) Amount lent at 8% is ₹8000.

Choose the correct answer from the options given below:

Arjun invests ₹ 20,000 in two parts, one part at 8% per annum and the other at 12% per annum interest. His yearly average interest rate comes out to be 9% per annum . Then which of the following are true ?

A. He invests ₹ 15,000 @ 8% interest

B. He invests ₹ 10,000 @ 12% interest

C. He invests ₹ 6000 @ 8% interest

D. He invests ₹ 5,000 @ 12% interest

Choose the correct answer from the options given below:

3 types of rice, A, B and C, are mixed together in the ratio 1 : 1 : 3 respectively. The price of rice A is ₹120 per kg and that of rice B is ₹130 per kg. If the price of the mixture is ₹150 per kg, then the price of rice C is:

A container contains 100 liters of milk. From this container, 10 liters of milk is taken out and replaced by water. This process is repeated two more times.The amount of milk left in the container now is:

In what ratio must pulses at ₹72 per kg be mixed with pulses ₹90 per kg so that the mixture be worth ₹80 per kg?