Question

2
18. माध्य ज्ञात करें (Arithmetic mean in table):
अंक (Marks)
0-10 10-20 20-30
छात्रों की संख्या

2
3
5
(a)10
(b) 16 (c) 18 (d) 20​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

d 20 please mark as brainliest