Question
Find two numbers whose A.M. exceeds G.M. bv 7 and their H.M. by $\frac{63}{5}$.

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1

The weekly profit (in rupees) of 100 shops are distributed as follows:
Profit per shopNo. of Shops
0 -100010
1000-200016
2000-300026
3000-400020
4000-500020
5000-60005
6000-70003
Find the limits of the profit of middle 60% of the shops.