IBPS Clerk Prelims Model Paper 18

Let two numbers be x and y
√xy = 12 ...(i)
xy = 144 ...(ii)
x : y : : y : 768

x

y

=

y

768

y2 = 768x = 768×

144

y

y3 = 768 × 144
y = (16)3×

1

3

×33×

1

3

y = 16 × 3 = 48
x =

144

y

=

144

48

= 3
Hence, the numbers are 3 and 48.