A person went to a restaurant for dinner. In the menu card, the person saw 10 Indian and 7 Chinese food items. In how many ways the person can select either an Indian or a Chinese food?

Three persons enter in to a conference hall in which there are 10 seats. In how many ways they can take their seats?

count the total number of ways of answering 6 objective type questions, each question having 4 choices

Find the value of \(\frac { 12! }{ 9!\times 3! } \)

If ^(n-1)P₃ :ⁿ P₄ = 1 : 10, find n

Suppose 8 people enter an event in a swimming meet. In how many ways could the gold, silver and bronze prizes be awarded?

How many ways can the product a²b³c⁴ be expressed without exponents?

A Kabaddi coach has 14 players ready to play. How many different teams of 7 players could the coach put on the court?

How many chords can be drawn through 20 points on a circle?

Find the total number of subsets of a set with [Hint: ⁿC₀+ⁿC₁+ⁿC₂+...+ⁿC_n = 2ⁿ].
5 elements