Apple is a kind of _______.

If the cost of 5 apples and 3 bananas is ₹ 26 and that of 3 apples and 1 banana is ₹ 14, then the cost of 1 banana and 1 apple is ______.

Four bad apples are mixed accidentally with 20 good apples. Probability distribution of the number of bad apples in a draw of 2 apples with replacement is formed. The mean is

Four bad apples are mixed accidentally with 20 good apples. Probability distribution of the number of bad apples in a draw of 2 apples with replacement is formed. The mean is

20% apples in a basket go bad. If there are 40 good apples in the basked, find the total number of apples in the basket.

If the cost of an apple is increased by Rs.1 per piece, then one can get 2 apples less for Rs. 840 . Find the original cost of one apple .