Question

The reciprocal ratio of $\frac{1}{7}:\frac{1}{8}$ is _____

• A. $7:8$
• B. $8:7$
• C. $1:56$
• D. $56:1$

Answer 1

The correct option is A $7:8$

The reciprocal ratio of $\frac{1}{a}:\frac{1}{b}$ is $a:b$
$\therefore$ The reciprocal ratio of $\frac{1}{7}:\frac{1}{8}$ is $7:8$.