karim has 40% more stamps than rahim . If he gives 45 of his stamps to Rahim will have 10% more stamps than karim . How many stamps did karim begin with ?

P and Q start a business with initial corresponding profits are in the 13:8. Their corresponding proffits are...

compound interest on a certain sum for 2 years at 10% per annum is tk.420. what wouls be the simple interest a...

Ravi leaves home for studium which is 12 km from his house . After the stadium , he goes to ____ which is 7 km...

If a man cycles at 10 km/hr , then he arrives at a certain place at 1 pm . If he cycles at 15km/hr, arrive at...

three meauring rods are 64 cm, 80 cm and 96 cm in length, What is the least length of cloth that can be measur...

A tank can be filled by a tap in 20 minutes and by another tap in 60 minutes . Both the taps are kept open for...