Math, asked by Mahendraji8907, 1 year ago

The number of observations in a group is 40 if the average of first 10 is 4.5 and that of the remaining 30 is 3.5 then the average of the whole group is

Answers

Answered by ramsir47

3

the average is

150/40 = 3.75

Previous Question

Next Question

Similar questions

Social Sciences, 6 months ago

Suggest four ways to help people affected by devastation due to Tsunami.

Hindi, 6 months ago

अपने भी पराए बन जाते हैं- संपत्ति के लिए” हरिहर काका कहानी के आधार पर सिद्ध कीजिए।...

Social Sciences, 6 months ago

what do you mean by zat...

Biology, 1 year ago

How does Caco3 formed...

Environmental Sciences, 1 year ago

How many oceans are there on the earth...

Physics, 1 year ago

Atul drove his car with speed of 20 km per hour while going to his college when he returned to his home along to same route the speed of car is 30 kilometre per hour calculate the average speed of the car during the entire journey...

Science, 1 year ago

Functions of Rbc and wbc and platelets. short answer...

Math, 1 year ago

please tell answers of these questions...