Question

Sumit scored 156 marks out of 200 marks in an exam. How many more marks should he score to get a 90%
overall in the exam?​

Answer 1

Answer:

180

Step-by-step explanation:

because total 200(100%) then

% marks

100. 200

90. ?(x)

cross method:

=) 100×x=200×90

=) x=200×90 by 100

=) x=180

=) The total marks of sumit by 90%=180

Answer 2

If we got 200 marks then the percentage is 100%.

Then ,if we get 90% then the marks are

90/100×200=180

we get 180 marks then only we get 90%.

But ,Submit got 156 marks only.

180-156=24

He want get 24 marks more to get 90%.