Question

If the hcf and lcm of two numbers is 15 and 45,if 15 is the one number what will be the second number

Answer 1

HCF*LCM = N1*N2
15*45 = 15*N2
N2 = 15*45/15
N2 = 45

Answer 2

Let the second no be x
X+15=45+15
X=4
The second no be 4


I hope answer is correct