In a class of 50 students, 40 percent are girls. How many boys are there?
2011
In a class of 50 students, 40 percent are girls. How many boys are there?
- A.
20
- B.
10
- C.
25
- D.
30
Attempted by 375 students.
Show answer & explanation
Correct answer: D
Step 1: Find the number of girls by calculating 40% of 50. Step 2: Subtract the number of girls from the total number of students to find the number of boys.
हिन्दी उत्तर:
चरण 1: 50 का 40% निकालकर लड़कियों की संख्या ज्ञात करें। चरण 2: लड़कियों की संख्या को कुल विद्यार्थियों से घटाकर लड़कों की संख्या ज्ञात करें।