Question

Enter the digit that can replace (blank box) 526 < 5 _ 5 < 541 The digit that fits in the gray box is ?

Answer 1

3

1) The number to be found, is a multiple of 5 and also greater than 526 but also lesser than 541.

2) So we have, the next number whose last digit is 5 immediately greater than 526 and lesser than 541 is 535

3) So 3 is the missing digit