The ratio of the prices of three different types of cars is 4 : 5 : 7. If the difference between the prices of costliest and the cheapest cars is Rs.60,000, what is the price of the car of moderate price?
There are two candidates Ramesh and Ramgopal for an election. Ramesh gets 65% of the total valid votes. If the total votes were 6000, whatis the valid votes that the other candidate Ramgopal gets if 25% of the total votes were declared invalid?
The traffic light at three different roads change after every 48 sec., 72 sec. and 108 second respectively. If they all change simultaneously at 8:20:00 hours, when will they change again simultaneously?