For the following questions answer them individually
Find the simple interest on Rs. 50 for 6 months at the rate of 10 paise per rupee per month.
Two numbers are in the ratio 5:6.When 6 is added to each. the ratio becomes 7:8 then the numbers are
If the given interchanges namely: signs + and $$\div$$ and numbers 2 and 4 are made in signs and numbers, which one of the following would be correct?
The ratio between the speeds of two buses is 11:9. If the second bus runs 270 tans in 15 hours, then the speed of the first bus is?
