Ravinder invests ₹ 3,750 which is equal to 15% of his monthly salary in a medical insurance policy. Later he invests 25% and 8% of his monthly salary on a child education policy, and mutual funds, respectively. The total amount left with him is:

₹ 13,000

15% =   \(\frac{3}{20}\)

ATQ ,

3R = 3750

1R =   \(\frac{3750}{3}\) = 1250

Salary = 20 × 1250 = 25000

Amount left with = 100% - 25% - 8% - 15% = 52%

Amount left =  \(\frac{52}{100}\) × 25000 = 13000