Percentage Practice Test 7 with solutions

Question : 29 of 40

Marks: +1, -0

A question paper was prepared in such a manner where A and B, B and C, and C and A together scored 100, 150 and 140 marks respectivley. Find the percentage of marks scored by A, B and C together.

Validate

Solution:

Marks obtained by A, B and C together
⇒ 2 (A + B + C) = 100 + 150 + 110 = 360
A + B + C = 180
Maximum marks = 300
Required percentage

=180/300×100=60%

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