# How many words can you make from rainy?

## How many words can you make from rainy?

28 words

**How many words can you make out of than?**

13 words

### What words can you make out of alphabet?

Words that can be made with alphabetsablates.altheas.asphalt.hatable.palates.phaseal.spathal.

**How many three letter words can be made from 5 letters Fghij if repetition of letters A is allowed?**

(1 point) How many three-letter “words” can be made from the 5 letters “FGHIJ” if repetition of letters: (a) Is allowed? Your answer is : (b) Is not allowed? Your answer is : Correct Answers: • 125 • 60 8.

#### How many ways can 10 letters be posted in 5 post boxes?

Each of the 10 letters can be stored in any of the 5 postboxes. So, the first letter has 5 options(postboxes),so does the second letter and so on and so forth for all of the 10 letters. i.e. 5∗5∗5∗…. ∗5 (upto 10 times) = 510.

**What is the formula to find the possible combinations?**

Combinations Formula: C(n,r)=n!(r!(n−r)!) For n ≥ r ≥ 0. Also referred to as r-combination or “n choose r” or the binomial coefficient.

## What does the N and R mean in permutations?

n = total items in the set; r = items taken for the permutation; “!” denotes factorial. The generalized expression of the formula is, “How many ways can you arrange ‘r’ from a set of ‘n’ if the order matters?” A permutation can be calculated by hand as well, where all the possible permutations are written out.