general
Maths Puzzle
If you started a business in which you earned Rs.1 on the first day, Rs.3 on the second day, Rs.5 on the third day, Rs.7 on the fourth day, & so on.
How much would you have earned with this business after 50 years (assuming there are exactly 365 days in every year)?
Read Solution (Total 3)
-
- In n days you will earn n^2 rupees. So, in 50 years, you will earn (50*365)^2 rupees = Rs. 33,30,62,500
- 15 years agoHelpfull: Yes(1) No(2)
- 1+3+5+7+...(50*365) terms. But 1+3+5+7+...n terms = n*n. So, the business will give (50*365)*(50*365) rupees = 333062500 rupees
- 15 years agoHelpfull: Yes(0) No(1)
- Day Amount
1 ₹ 1
2 ₹ 2
3 ₹ 4
4 ₹ 8
5 ₹ 16
6 ₹ 32
7 ₹ 64
8 ₹ 128
9 ₹ 256
10 ₹ 512 - 6 years agoHelpfull: Yes(0) No(0)
general Other Question