In a class of 1500 students the percentage of girls is 30 If 80 of the boys failed the examination f...........

Quantitative Aptitude (MTS) Percentage

In a class of 1500 students, the percentage of girls is 30%. If 80% of the boys failed the examination, find t he number of boys

who passed in the examination.

This questions was previously asked in

SSC MTS 26th July 2022 Shift-2

630

210

550

840

- Total students in class: 1500

- Percentage of girls in the class: 30%

- Number of girls: 30% of 1500 = 450

- Number of boys: 1500 - 450 = 1050

- Percentage of boys who failed: 80%

- Number of boys who failed: 80% of 1050 = 840

- Number of boys who passed: 1050 - 840 = 210

210 boys passed the examination.

- Option 1 (630): Incorrect, more boys than initially possible.

- Option 2 (210): Correct answer.

- Option 3 (550): Incorrect, miscalculation present.

- Option 4 (840): Incorrect, this number represents those who failed.

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