9. If 20 is the mean of three numbers and if all numbers are multiplied by 3 then the mean becomes
(a) 20
(b) 40
(c) 60
(d) 80
Answers
Answered by
1
Answer:
Step-by-step explanation:
a
Similar questions
Hindi,
4 months ago
Computer Science,
4 months ago
English,
4 months ago
Math,
7 months ago
English,
10 months ago
English,
10 months ago
India Languages,
10 months ago