Question

1. What must be added to 203 to get a number whose digits are reversed of the given number? 2. In a five digit number, digit at tens place is 4, digit at ones place is one fourth of tens place digit, digit at hundreds place is 0, digit at thousands place is 5 times of the digit at units place and ten thousands place digit is double the digit at tens place. Write the number. 3. How many different three digit numbers can be obtained by using the digits 0,1,3 without repeating any digit in the number?

Answer 1

Answer:

1. add 99 in 203 for get reversed number of 203 is 302

2. the digit of five number is according to question is 85041

3. the three numbers that can be obtained by using the three digit 0,1,3 is

1. 130

2. 301

3. 310