Question

If a /b = p /q, then (a + b )/b = _______.

A) (p + b )/q
B) (p + p)/q
C) (p + q)/q
D) (p + a)/q

Answer 1

`\frac ab=\frac pq\implies b=\frac{aq}p`

Substituting into the second expression,


`\frac{a+b}b=\frac{a+\frac{aq}p}{\frac{aq}p}=(ap+aq)/(aq)=\frac{p+q}q`