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The potential energy of a body when raised through height h is given by mgh. Each time, a normal rubber ball hits the floor, it loses one-fifth of its total energy and the rebound height is proportional to energy, so each bounce will rebound to four-fifth of the previous bounce.
Veena and Sanu started a business with initial investments of Rs. 6400 and Rs. 8000, respectively. The time periods for which they kept their investment...
A and B started a business with the investments of Rs. (z-2000) and Rs. (z+4000) respectively. After 4 months of the start of the business, B left it an...
A, B and C enter into a partnership with capitals in the ratio 2/3 : 3/5 : 5/6 . After 8 months, A increases his share of capital by 25%. If at the end ...
P and Q started a company with Rs. 60,000 and Rs. 45,000 respectively. After 6 months, R invested Rs. 40,000 in the business. The profit earned at the e...
Together, 'P' and 'Q' invested Rs. 16,000 and Rs. 24,000 to launch their firm. After 'Q' departed after four months, 'R' joined 'P' by contributing Rs. ...
In a business, A invested Rs. 1600 more than that by B. After 7 months, A left the business. If at the end of the year, profit earned by B is equal to t...
Seeta, Geeta and Reeta invested Rs. 8000, Rs. 10000 and Rs. 12000 respectively. Partnership condition is that, each will get interest on his capital at ...
The contributions made by A and B are in the ratio of 2:3. If 20% of total profit is donated and A gets 5890 as his share of profit, what is the total p...