Mathematics

Mathematics

Problem

The weekly pocket‐money (in rupees) received by some students is grouped as follows:
Pocket-money (₹)Frequency
0–10x
10–208
20–3012
30–406
40–504
The median amount is found to be ₹22.5. Find the missing frequency x. a) 77 b) 88 c) 1010 d) 44

Browse the problem library