In a twodigit number, the digit in the unit’s place four times the digit in ten’s place and sum of the digits is equal to 10. What is the number? 


(a) 
14 
(b) 
41 
(c) 
82 
(d) 
None of these 
In a twodigit number, the digit in the unit’s place four times the digit in ten’s place and sum of the digits is equal to 10. What is the number? 


(a) 
14 
(b) 
41 
(c) 
82 
(d) 
None of these 
Let the ten’s digit be Then, unit’s digit =
10
So, ten’s digit = 2, unit’s digit = 8.
Hence, the required number = 28.