Question

3. 8530 students appeared in a certain examination. 6302
passed. many taller
4. A survey of three schools shows that 2953 out of 4000 pupils wear spectacles. How
many pupils do not wear spectacles?​

Answer 1

Answer:

1,047 pupils don't wear spectacles.

Step-by-step explanation:

4,000 total number of pupils and 2,953 pupils wear spectacles.

Therefore, 4000 - 2953 = 1047 pupils don't wear spectacles.

Answer 2

Answer:

3. 2228 students

4. 1047 pupils

Step-by-step explanation:

3. Number of students who failed in the

examination are

8530 - 6302 = 2228

4. Number of Pupils who do not wear spectacles

are

4000 - 2953 = 1047

Thus, 1047 pupils do not wear spectacles.