In a two-digit in the unit's place is four times the digit in ten's place and sum of the digits is equal to $10$ . What is the number ?

14

No worries! We‘ve got your back. Try BYJU‘S free classes today!

41

No worries! We‘ve got your back. Try BYJU‘S free classes today!

82

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Data inadequate

No worries! We‘ve got your back. Try BYJU‘S free classes today!

None of these

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D None of these
$\to$ Let the unit's place is x
and ten's place is y
$\Rightarrow$ Number $= 10 y + x$
Given, $x = 4 y, x + y = 10$
$\Rightarrow 4 y + y = 10 \Rightarrow y = 2, x = 8$
$\Rightarrow$ Number $= 20 + 8 = 28$
$\Rightarrow (E)$

Suggest Corrections

Similar questions

Q. In a two digit number the digit at the unit's place is four times the digit in the ten's place and the sum of the digits is equal to 10 What is the number?

In a two-digit number, if two is added to the digit in ten's place, the number formed will have ten's place digit which is 0.6 times the original one and unit's digit which is four times more than the initial digit in unit's place. The difference between the digits in ten's place and that in unit's place is

In a five-digit number, digit at ten's place is 4, digit at unit's place is one - fourth of ten's place digit, digit at hundred's place is 0, digit at thousand's place is 5 times of the digit at unit's place and ten thousand's place digit is double the digit at ten's place. Write the number.

Q. In a four-digit number, digit at ten's place is 4, digit at unit's place is one - fourth of ten's place digit, digit at hundred's place is 0, digit at thousand's place digit is double the digit at ten's place. Write the number.

In a two – digit number, the sum of the digits is equal to 10. The ratio of the digit at the unit’s place to that of the digit at ten’s place is 4:1. What is the number?

Join BYJU'S Learning Program

In a two-digit in the unit's place is four times the digit in ten's place and sum of the digits is equal to 10. What is the number ?

The correct option is D None of these→ Let the unit's place is x and ten's place is y ⇒ Number =10y+xGiven, x=4y,x+y=10⇒4y+y=10⇒y=2,x=8⇒ Number =20+8=28⇒(E)

In a two-digit in the unit's place is four times the digit in ten's place and sum of the digits is equal to $10$ . What is the number ?

The correct option is D None of these
$\to$ Let the unit's place is x
and ten's place is y
$\Rightarrow$ Number $= 10 y + x$
Given, $x = 4 y, x + y = 10$
$\Rightarrow 4 y + y = 10 \Rightarrow y = 2, x = 8$
$\Rightarrow$ Number $= 20 + 8 = 28$
$\Rightarrow (E)$