Let speed of downstream and speed of stream be 8x and 5x respectively. Speed of current => 5x = 10 => x = 2 km/hr Downstream speed = 8 × 2 = 16 km/h Speed of boat = 16 - 2 = 14 km/hr Upstream speed = 14 - 2 = 12 km/h Distance travelled upstream in 7 hr = 12 × 7 = 84 km
'Anil' and 'vineet' entered into a business with an investment of Rs.40,000 and Rs.50,000, individually. After 4 months, 'shreya' joined them with an in...
A and B enter into a partnership with their initial sum of Rs.30000 and Rs.45000 respectively. After 9 months, a third person C also joins them with his...
"Anuj and Bishnu initiated a Construction business with Anuj investing Rs. 30,000 and Bishnu investing _________ a certain amount of money. They hired...
Palash invest twice the sum invested by Vicky and withdraws half of the sum after 5 months and again withdraws half of the remaining sum after 5 months....
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 ...
Pragya and Pankaj started a business investing Rs.70, 000 and Rs. 30,000 respectively. In what ratio the profit earned after 2 years be divided?
Three friends, 'X', 'Y', and 'Z', invest money in the ratio 3:2:5 for 4 months, 6 months, and 8 months respectively. If they earn a total profit of Rs. ...
P and Q together started a business with initial investment in the ratio of 1:8, respectively. The time-period of investment for P and Q is in the ratio...
Mr. Murthy invested Rs.16,000 in a scheme. How muck will he get on maturity, if he invested it at 20% per annum compound interest for 9 months, compound...
Amit and Vipin together start a business with investment of Rs. 1800 and Rs. ‘x + 1000’, respectively. If the profit earned after 5 years is...
