Question

The tend digit of a number is three times the units digit. The sum of digits in the number is 4. Find the numb
er.

Answer 1

Step-by-step explanation:

The units digit number is 1

The tens digit number is 3

The sum of the digits is 3+1=4

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Answer 2

Answer:

The number is 13.

Step-by-step explanation:

Given :

Tens digit is = thrice the units place

Sum of digits = 4

To find :

The number

Solution :

Let the digits be -

• Units place as y
• Tens place as 3y

⇒ y + 3y = 4

⇒ 4y = 4

⇒ y = 4/4

⇒ y = 1

Units = 1

$\rule{300}{1.5}$

★ Tens place,

⇒ 3(y)

⇒ 3 × 1

⇒ 3

The number = 13

Therefore, the number is 13.