The cost of 2 kg of apples and 1 kg of grapes on a day was found to be Rs 160. After a month, the cost of 4kg of apples and 2 kg of grapes is Rs 300. Répresent the situation algebrically and geometrically .

The cost of 2 kg of apples and 1kg of grapes on a day ws found to be Rs 160. After a month, the cost of 4 kg of apples and 2 kg of grapes is Rs 300. Represent the situation algebraically and geometrically.

Find the cost of sugar and wheat per kg., if the cost of 7kg. Of sugar and 3 kg, of wheat is Rs. 210. cost of 7kg. wheat and 3 kg, of sugar is Rs. 160. (Use determinants).

Form the pair of linear equations in the following problems and find their solution by substitution method : Four kg of apples and 3 kg of guava together cost ? 36.50 while 3 kg of apples and 2 kg of guava cost ? 26.50. What is the price per kg of apples and guava ?

Rahul bought 4 kg 90 g of Apples , 2 kg 60 g of grapes and 5 kg 300 g of mangoes . Find the total weight of all fruit he bought

The cost of 4 kg onion, 3 kg wheat and 2 kg rice is Rs 60. That: cost of 2 kg onion, 4 kg wheat and 6 kg rice is Rs 90. The cost of 6 kg onion, 2 kg wheat and 3 kg rice is Rs 70. Find the cost of each item per kg. by using matrix method.

The cost of 4 kg onion, 3 kg wheat and 2 kg rice is Rs 60. The cost of 2 kg onion, 4 kg wheat and 6 kg rice is Rs 90. The cost of 6 kg onion, 2 kg wheat and 3 kg rice is Rs 70. Find cost of each item per kg by matrix method.

Rahul bought 4 kg 90 g apples,2 kg 60 g of grapes and 5 kg 300 g mangoes.Find the total weight of all the fruits he bought.