Question

HOTS
1.
How many times does the digit 7 occurs if we write all the numbers from
1 to 200?
2.
Write all the 2-digit numbers which when added to 27 get reversed.​

Answer 1

Answer:

1. So, from 1 to 200, the digit 7 occurs 40 times.
2. The digits are reversed when 27 is added to it. Therefore for all the numbers 14 , 25 , 36 , 47 , 58 and 69 the digits are reversed when 27 is added.

Answer 2

Answer:

1) Answer :-

There are 40 times does the 7 digit occur in 1 to 200

2) Answer :-

The digits are reversed when 27 is added to it. Therefore for all the numbers 14 , 25 , 36 , 47 , 58 and 69 the digits are reversed when 27 is added.

Step-by-step explanation:

Hope it helps you !!