24% of 420 × 50% of 74 = ?
What should come in place of the question mark (?) in the following question?24% of 420 × 50% of 74 = ?
A clock only with only dots marking 3, 6, 9 and 12 positions has been kept upside down in front of mirror. A person reads the time in the reflection of the clock as 4.50. What is the actual time?
A train moving at speed of 90 km/hr crosses a pole in 7 seconds. Find the length of the train.