- The decimal -0.48 can be written as:
\[ -0.48 = \frac{48}{100} \]
- Now, simplify \(\frac{48}{100}\). The Greatest Common Divisor (GCD) of 48 and 100 is 4. Dividing both the numerator and denominator by 4:
\[ \frac{48}{100} = \frac{48 \div 4}{100 \div 4} = \frac{12}{25} \]
- The sum of the numerator and denominator is:
\[ 12 + 25 = 37 \]
Thus, the sum of the numerator and denominator is 37.
Conclusion: The correct answer is (d) 37.
Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?