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?

  1. A.

    20

  2. B.

    10

  3. C.

    25

  4. 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।

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