DRDO Multi tasking staff Model paper 5

From the given data
Total number of persons in the age group of 15 years to 45 years
⇒ Number of persons from (15 – 20) + (20 – 25) + (25 – 30) + (30 – 35) + (35 – 40) + (40 - 45)
⇒ (450 + 250 + 150 + 100 + 75 + 50)
∴ No. of persons = 1075