Out of 4 mangoes, 5 bananas and 6 guava, find
(i) number of ways in which at least on fruit is selected.
(ii) number of ways in which at least one fruit of each type is selected.

There are 3 oranges, 5 apples and 6 mangoes in a fruit basket. Number of ways in which at least one fruit can be selected from the basket is

There are 3 oranges, 5 apples and 6 mangoes in a fruit basket. Number of ways in which at least one fruit can be selected from the basket is

There are p copies each of n different subjects. Find the number of ways in which a nonempty selection can be made from them. Also find the number of ways in which at least one copy of each subject is selected.

There are 5 mangoes,3 oranges and 4 bananas.The number of ways of selecting at least one fruit of each kind,is

There are 5 mangoes, 3 oranges and 4 bananas. The number of ways of selecting at least one fruit of each kind, is

Numbers of ways in which three fruits be selected out of 20 fruits in which 10-mangoes, 5-apples, 2-oranges and rest are different, are

A shopkeeper has 10 copies of each of nine different books,then number of ways in which at least one book can be selected is

Find in how many ways can (i) at least one fruit be selected ? (ii) one fruit of each type be selected? (iii) at least one fruit of each type be selected ? from 5 oranges, 7 mangoes and 8 bananas?