Question

0.25% of a number is 120. Find the number.
9. In a class of 60 students, 30% are boys. Find the number of girls in the​

Answer 1

Answer:

8. 48000

9. 42

Step-by-step explanation:

8. Let the number be x

0.25/100*x = 120

x = 120*100/0.25

x = 48000

9. In a class total number of students are 60

Percentage of boys is 30

30/100*60= 18

Therefore 18 are boys And 60-18= 42 are girls

Number of girls is 42