Question

the tens digit of a two digit number is twice the units digit. the sum of the number and its unit digit is 66 find the number​

Answer 1

Given that :

• The tens digit of two digit number is twice the units digit.
• And there sum is 66.

To find :

• The number.

Solution :

•Let us take the units digit be x

•Then the tens digit will be 2x [As it is given that the tens digit is two times the units digit]

A/Q

↪2x + x = 66

↪3x = 66

↪x = 66/3

↪x = 22

Therefore,the units digit is 22

And the tens digit is 2x = 2 × 22 = 44

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