Question

Enter the value of b that makes the statement true: 5xb is less than 5 but greater than 0.

Answer 1

0<5xb<5  divide all terms by 5

0<xb<1  divide all terms by x

0<b<x

If you meant 5b as in 5*b then:

0<5b<5  divide all terms by 5

0<b<1

b is infinitely many values between 0 and 1.