If 30% of P is added to 40% of Q, then it becomes 80% of Q. Accordingly, Q is how much percentage of P?

Explanation

$Q \times 40\% + P \times 30\% = Q \times 80\%$ $P \times 30\% = Q \times 80\% - Q \times 40\%$ $\frac{P}{Q} = \frac{4}{3}$