Question
Vendor βPβ sold goods for Rs. 1500 at a profit of
25%. Another vendor βQβ earned 40% more profit than βPβ. Find Qβs profit percentage if cost price is same for both.Solution
Cost price = 1500 Γ· 1.25 = Rs. 1200 Profit by P = 1500 β 1200 = Rs. 300 Profit by Q = 1.4 Γ 300 = Rs. 420 Required profit % = (420 Γ· 1200) Γ 100 = 35%
Speed of a car is (v + 2) km/h, which is 8 km/h less than that of bike. Time taken by car to cover 96 km is 20% less than the time taken by bike to cov...
Speed of a car is (v + 3) km/h, which is 10 km/h less than that of bike. Time taken by car to cover 84 km is 25% less than the time taken by bike to cov...
A train takes 18 seconds to cross a platform and 6 seconds to cross a pole. If the length of the train is 70 metres less than the length of the platform...
- The distance between town A and town B is 555 km. A train leaves A at 7 a.m. at a speed of 60 km/h. Another train leaves B at 9 a.m. towards A at a speed o...
A goods train leaves a station at a certain time and at a fixed speed. After 9 hours, an express train leaves the same station and moves in the same dir...
Speed of a car is (v + 5) km/h, which is 7 km/h less than that of bike. Time taken by car to cover 72 km is 25% less than the time taken by bike to cov...
A person sees a train passing over 4 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 4 mins. What is th...
The speeds of train 'A' and 'B' are 12 m/s and 18 m/s, respectively. Whereas the lengths of train 'A' and 'B' are in the ratio 5:7, respectively. If th...
The speeds of train 'A' and 'B' are 14 m/s and 21 m/s, respectively. Whereas the lengths of train 'A' and 'B' are in the ratio 2:3, respectively. If th...
A 400 m long train crosses a platform twice its length in 2 min. Find the speed of the train.