Question

Arun has certain number of books. It is not less than 15 and not more than 30. If he wants to give these books equally to 2 of his friends, then 1 book will remain. If he wants to give these books equally to 3 of his friends, then 2 books will remain. If he wants to give these books equally to 4 of his friends, then 3 books will remain. What is the number of books he had ?
A) 19
B) 23
C) 17
D) 15

Answer 1

Hii dear here is your answer

option a is the correct answer

Hope it's help u

Answer 2

Answer-:Option-B✔️✔️✔️

Solution-:

: If he wants to give these books equally to 2 of his friends, then 1 book will remain, it means possible number of books = 15,17,19,21,23,25,27,29

●If he wants to give these books equally to 3 of his friends, then 2 books will remain, it means possible number of books = 17,20,23,26,29

●If he wants to give these books equally to 4 of his friends, then 3 book will remain, it means possible number of books = 15,19,23,27

◆Common number is only 23 so it will be answer.