Correct option is A
Let the number be 10x + y.
According to the question
x + y = 15 ----(i)
x - y = 3----(ii)
Add equation (i) and equation (ii)
2x= 18
=>x=9
From equation (i)
=>y = 15-9
=> y = 6
Required number is 96.
The sum of the digits of a two-digit number is 15 and the difference between the digits is 3. What is the two-digit number? (x >y)
Let the number be 10x + y.
According to the question
x + y = 15 ----(i)
x - y = 3----(ii)
Add equation (i) and equation (ii)
2x= 18
=>x=9
From equation (i)
=>y = 15-9
=> y = 6
Required number is 96.
Find the smallest number which when increased by 20 is completely divisible by 12, 20, 15, 18 and 24.
The LCM of the numbers 3.7 and 0.068 is:
The number of prime numbers lying between 323 and 332 is:
The number of prime numbers lying between 300 and 305 is:
Find the Highest Common Factor (HCF) of 372, 732 and 2196.
What is the year before 2001 whose calendar is the same as 2001?
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