Math, asked by tisha536, 9 months ago

in an exam, the average was found to be 50 marks. after deducting computational errors the marks of 100 candidates had to be changed from 90 to 60 each and the average came down to 45 marks. find the total no candidates who took the exam.

plz explain each step.

Answers

Answered by wajid77

1

Answer:

this is the answer.........

Attachments:

Previous Question

Next Question

Similar questions

Math, 5 months ago

solve the following quadratic equations by 2 factorisation 2x squar - 2x + 1/2=0 solve ...

Environmental Sciences, 5 months ago

2 1 Answer the following questions briefly. 19 Which facilities are available at the railway station? 2) Why the railway crossing is built on roads on the train tracks? 3) Arrange the cities in order which comes on the way of a train while going from Vapi to Ahmedabad - Vadodara, Navsari, Surat, Valsad 4) Which facility is available at the railway station to go from one platform to 1 1 another?

English, 5 months ago

what is the noun form of word favour...

Math, 9 months ago

circle the prime number in the list given below 22,37,43,48,53,60,91,57,59,59,77,79,97,100...

Geography, 9 months ago

Mark the important textile and iron industries in India with their names on the political map of India ...

Physics, 1 year ago

do vinegar conduct electricity...

Math, 1 year ago

explain it step by step. please answer it...

Hindi, 1 year ago

answer this as it very simple . the question is shabdon ke saath Gola lagao.