A sum of money invested for 2 yrs and 9 months at the rate of 8% simple interest per annum became Rs.732 at the end of the period. What was the sum that was initially invested?
The traffic lights at four different road crossings change after every 15 sec, 18 sec, 27 sec and 30 sec respectively. If they all change simultaneously at 6:10:00 hours, then at what time will they again change simultaneously?
In the following question, sentence given with blank to be filled in with an appropriate word(s). Four alternatives are suggested for the question. Choose the correct alternative out of the four and indicate it by selecting the appropriate option.