Math, asked by ShubhGandhi2903, 1 year ago

the mean of 40 observations is 75 and mean of another 60 observation is 65. Then mean of total observation is

Answers

Answered by ammulu2004

0

the mean of total observations is 140

Answered by MrPujan

0

140 is the correct answer

sanjana456: pls follow me back

Previous Question

Next Question

Similar questions

Math, 7 months ago

Two rational numbers between -2/5 and 1/2 are...

English, 7 months ago

Either I or my brother are invited. (correct the sentence)...

Math, 7 months ago

factorise 9x^2-27x+14=0...

English, 1 year ago

cross out the odd man Rob,take,time,search...

Social Sciences, 1 year ago

What is a speech community ? Discuss the problems in defining a speech community in hindi?

Social Sciences, 1 year ago

seriously answer.This question is for class 10th ICSE Students. How much percentage did you get??

Physics, 1 year ago

If refractive indices of alcohol and water are 1.36and 1,33 repectively,which of the two is optically denser. why?

Math, 1 year ago

solve if p(x) = ${x}^{3} - a {x}^{2} + bx + 3$ leaves a remainder -19 when divided by (x+2) and a reminder 17 when divided by (x-2) prove that a+b=6...