Question

What is wrong in the story the wrong house ?

Answer 1

Answer:

they all fall in bushes and reach an unknown house

Answer 2

Question:

A number consists of 2-digits. The sum of the digits is 12. If 36 is subtracted from the

Number ,the digits change their places. Find the number.

Solution:

➭Formula: 9x-y/18

➭ Here x is sum of the digits, y is the number subtracted from the original number.

➭By substituting: 9(12)-36/18

➭ 108-36/18

➭72/18= 4

➭Hence, the units digit is 4 , to find the tens digit subtract the units place digit from the sum of the number.

➭Tens digit : 12-4=8

➭original number = 84

Check:

➭ 8➕ 4= 12

➭84-36= 48, interchanged ✔

➭ Hence, the original number = 84