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#### Asawira Emaan

##### New member

- Nov 14, 2018

- 12

Kindly can someone solve these with explanation?

1. In how many ways can four French books, two English books and three German books be arranged on a shelf so that all books in same language are together.

2. How many different arrangements can be formed of the word "equation" if all the vowels are to be kept together?

3. A combination lock has five wheels, each labeled with the ten digits from 0 to 9. How many five number opening combinations are possible,

(i) assuming no digit is repeated.

(ii)assuming digits can be repeated.

Thank you.