Question
P, Q and R together started a business. Seven times the
investment of P equals nine times the investment of Q and the capital of Q is twice that of R. Find the ratio of share of each in the profit.Solution
According to the question, => 7P = 9Q => P : Q = 9:7 Q’s capital is twice R’s capital. => Q/R = 2/1 => Q : R = 2 : 1 P : Q : R = 9 × 2 : 7 × 2 : 7 × 1 = 18:14:7
‘A’ and ‘B’ started moving towards each other at same time with a speed of 23 km/hr and 24 km/hr, respectively. If the di...
A train whose speed is 40 m/s crosses a bridge in 20 seconds. Another train which is 80m shorter than the first train crosses the same bridge at the spe...
A and B are travelling towards each other with a speed of 20 km/hr and 30 km/hr. They started at same time and A covered 30 km less distance than B befo...
A Bike has to cover a distance of 120 km in 15 hours. If it covers half of the journey in 3/5th of the time, the speed to cover the remaining distance i...
X started to run from point ‘A’ to ‘B’ at a speed of 30 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 14 km/...
If a person walks 20% more than of his usual speed, reaches his distance 90 minutes before. If the destination is 459 km away, then the usual speed of a...
The speed of a car is 24% more than that of a bike. Both of them start from a same point. After travelling for 5 hours, the speed of the bike is increas...
A person covers one-fourth of a trip at a speed of 10 km/hr and takes ‘x’ hours for that. If he had completed the whole journey at a speed of 20 km/...
A man goes to Mumbai from Pune at a speed of 4 km/hr and returns to Pune at speed of 6 km/hr. What is his average speed of the entire journey?
A and B can complete a work in 20 and 30 days, respectively. If they work together for 10 days and then A leaves, how many more days will B take to fini...
Relevant for Exams:
