question_answer

The sum of a four digit number and a three digit number is 9873. The places of digits of four digit number are as follows:

1. Digit at unit place is smallest whole number.

2. Digit at tens place is smallest even number.

3. Digit at hundreds place is smallest prime number.

4. Digit at thousand place is one digit greatest number.

Find the other number.

A)  653     

B)  457

C)  298                             

D)  787

E)  None of these