The weight of a baby is increased from 3.2 kg to 6 kg in 3 months. The percent increase in weight of the baby is:

Correct option is B

Given:
Initial weight of baby = 3.2 kg
Final weight of baby = 6 kg
Formula Used:
​$$\text{Percent increase} = \left( \frac{\text{Final Value} - \text{Initial Value}}{\text{Initial Value}} \right) \times 100$$​​
Solution:
​$$\text{Percent increase} = \left( \frac{6 - 3.2}{3.2} \right) \times 100 = 87.5\%$$​​