Math, asked by aviraj12345, 3 months ago

Find the mean of 25 observations, if the mean of 15 of them is 18 and the mean of remaining ones is 13

plz send pic of the solution..

Answers

Answered by Anonymous

2

Answer:

pls mark my ans as brainlist

Attachments:

Answered by roshnibisht9711

1

i hope it is helpful please mark it as brainlist

Attachments:

Previous Question

Next Question

Similar questions

Math, 1 month ago

express the ratio in simplest form 20 cm :2 m pls it's urgent fast...

Math, 1 month ago

what isthe sum of0. 272bar+0.1363bar?

Biology, 1 month ago

21. Wheel organ is found in (A) Hedmania (B) Amphious (C) Balanoglossus (D) All of the above 22. Tongue worm is common name of (A) Mrine (B) Balanoglossus (C) Amphious (D) None 23. Herdmania commonly known as (A) sea potato (B) Unda Pasi (C) Mualaikana (D) AN 24. Oral hood is found in (A) Saccoglossus (B) Herdmania (C) Amphioxus (D) All...

English, 3 months ago

explain the contribution of thiru valluvar in establishing peace in family...

Biology, 3 months ago

vnzkzksokakakakkdkdkekw O from the fusi...

English, 9 months ago

Manoj father works in bank change into past continuous...

Math, 9 months ago

A man sold a chair and a table together for ₹1520 thereby making a profit of 25% on the chair and 10% on the table. By selling them together ₹1534 he would have made a profit of 10% on the chair and 25% on table. Find the cost price of each.

Math, 9 months ago

add the following rational number...