Find the total number of ways of answering five objective type questions, each question having four choices

Find the total number of ways of selecting five letters from the word INDEPENDENT.

Find the number of ways of selecting 3 pairs from 8 distinct objects.

Find the total number of ways of selecting 5 letters from the word INDEPENDENT .

Find the number of ways of dividing 52 cards among four players equally.

If n_1 and n_2 are five-digit numbers, find the total number of ways of forming n_1 and n_2 so that these numbers can be added without carrying at any stage.

if n objects are arranged in a row then the number of ways of selecting three of these objects so that no two of them are next to each other is

An objective type test paper has 5 questions. Out of these 5 questions, 3 questions have four options eah (A,B,C,D) with one option being the correct answer. The other 2 questions have two options each, namely True and False. A candidate randomly ticks the options. Then the probability that he/she will tick the correct option in at least four question is-

Find the total numbers of ways in which six '+' and four '-' signs can be arranged in a line such that no two '-' sign occur together.

Find out the correct answer out of the options given against each questions : The variance of 'number of success in a set of 20 Beronullian trials cannot exceed

Count the number of squares of different colours and answer the questions given below. Which four of the coloured squares are in proportion.