SSC CHSL 4 Mar 2018 Shift 1 Paper

Show Para Hide Para

The bar graph shows average marks scored in a 100 marks Science exam by students of 7 divisions of Standard X.
Study the diagram and answer the following questions.
Average Science Marks

Section: General Awareness

Question : 95 of 100

Marks: +1, -0

If all students of Division A lost 5 marks each for indiscipline then their new average marks would decrease by how much?

5%
11.11%
6.67%
10%

Validate

Solution:

Current average marks of all students of Division A = 75
If all students of Division A lost 5 marks each, then new average marks =

75-5 = 70

⇒ Required % decrease =

(75−70)/75 ×100

100/15 =6.67%

Go to Question:

Prev Question

Next Question