2/5 + 1/4 എത്ര ?A3/9B3/20C13/20D13/5Answer: C. 13/20Read Explanation:Find a common denominator: The least common multiple of 5 and 4 is 20.Convert the fractions:2/5 = (2 × 4) / (5 × 4) = 8/201/4 = (1 × 5) / (4 × 5) = 5/20Add the numerators:8/20 + 5/20 = (8 + 5) / 20 = 13/20Therefore, 2/5 + 1/4 equals 13/20. Open explanation in App