Find the number of permutations. 10 objects taken 2 at a time There are permutations

Q: If 3 marbles are to be picked randomly from a jar containing 6 red marbles and 8 green marbles, in…

A: If 3 marbles are to be picked randomly from a jar containing 6 red marbles and 8 green marbles, in…

Q: How many permutations can be made out of the letters BOOKKEEPER?

A: From the given information, Number of letters in BOOKKEEPER = 10 There is 1 B, 2 O's, 2 K's, 3 E's,…

Q: A club at school is having a fundraiser. The club has 7 members, and 3 volunteers are needed to help…

A: Here, we have to obtain the required premutation and combination results. The permutation is used to…

Q: How many ways can five people, A, B, C, D, and E, sit in a row at a movie theater if D and E will…

A: five people A,B,C,D,E sit them in a row of movie theater so that D and E will not seat next to each…

Q: Find the g.c.f. and l.c.m. of the set of numbers. {2, 4, 10, 36} g.c.f.       l.c.m.

A:

Q: Ramona is playing a board game and rolls two number cubes. Let A = {the sum of the number cubes is…

A: Topic- permutations and combinations

Q: How many different groups can be formed for Prom King and runner up when there are 7 candidates?…

A: It is given that There is a total of 7 candidates and we have to form a different group for Prom…

Q: How many 5 card hands are possible with a 26-card deck? The number of hands is (....

A:

Q: How many blocks would be needed to build a stack like the one shown In the figure If the bottom row…

A: Given that bottom row has 21 blocks. On going from bottom to top, number of blocks are reduced by 1.…