The cost of 2kg onion 4kg of wheat and 3kg of rice Is Rs.280 .The cost of 1kg of onion 3kg of wheat and "4kg" of rice is Rs 270.The cost of 3kg of onion,2kg of wheat and 1kg of rice is Rs.160 .Find the cost of each item per kg by matrix method.

The cost of 4kg onion,3kg wheat and 2kg rice is Rs60. The cost of 2kg onion,4kg wheat and 6kg rice is Rs90. The cost of 6kg onion 2kg wheat and 3kg rice is Rs70. Find cost of each item per kg by matrix method.

The cost of 4 kg potato, 3 kg wheat and 2 kg rice is x 60. The cost of 1 kg potato, 2 kg wheat and 3 kg rice is ? 45. The cost of 6 kg potato, 2 kg Wheat and 3 kg rice is ? 70. Find the cost of each item per kg by matrix method.

Find the cost of 8 kg of rice, if the cost of 10 kg of rice is ₹ 325.

The cost of 15kg of sugar is Rs255, the cost of 17kg of tea is RS1615 and the cost of 22kg of rice is Rs 572. What is the total cost of 18kg of sugar,21kg of tea and 27kg of rice?

If 6 kg of rice costs Rs 93, find the cost of 14 kg of rice.

1 kg of rice costs Rs. 56.80. What is the cost of 16.25 kg of rice?

Asha has an orphange. She went to market daily to purchase food items to meet the daily requirement of children. One fine day, she bought 4 kg onion, 3 kg wheat and 2 kg rice. It cost her Rs 60. Next day, she bought 2 kg onion, 4 kg wheat and 6 kg rice. It cost her Rs 90. Another day, she bought 6 kg onion, 2 kg wheat and 3 kg rice which cost Rs 70 If AX = B is the matrix form of the system of linear equations formed from the given situations, then the determinant of matrix A is:

Represent the following problem by a system of equations : ''₹ 240 is the cost of 5kg sugar, 5kg of wheat and 2kg of rice. The cost of 4kg rice 2kg sugar and 5kg wheat is ₹ 190 . The cost of 3kg wheat 2kg rice and 4kg sugar is ₹ 190 ''. Use determinants to find the cost of each per kg.

The price of 12 kg of sugar is equal to that of 6 kg of rice. The price of 10 kg of sugar and 8 kg of rice Rs.1040. Find the price 1 kg of sugar.