Problema Solution
A two digit no. Is 4 times the sum of its digits and twice the product of its digits. Find the number.
Answer provided by our tutors
A two digit no. Is 4 times the sum of its digits and twice the product of its digits. Find the number.
let the number be xy = 10x + y.
sum of digits = x+y
10x + y = 4(x+y) = 2(xy)
solving this, the answer is 36.