Question

Mark had 10 marshmallows of which he ate 3. The ratio of the marshmallows eaten to the ones left is .

• A. $\frac{3}{10}$
• B. $\frac{3}{7}$
• C. $\frac{7}{10}$

Answer 1

The correct option is B $\frac{3}{7}$

Total number of marshmallows $=10$
Marshmallows eaten $=3$
Marshmallows left = $10-3=7$
$\therefore$ Ratio of marshmallows eaten to marshmallows left $=3:7$