Q3. A is faster than B. A and B each walk 24 km. The sum of their speeds is 7 km/hr and the sum of times taken by them is 14 hours. Then, A’s speed is equal to:
Q4. A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot 4 km/hr and partly on bicycle 9 km/hr. The distance travelled on foot is:
Q6. A can complete a journey in 10 hours. He travels first half of the journey at the rate of 21 km/hr and second half at the rate of 24 km/hr. Find the total journey in km.
Q8. The speed of a car increases by 2 kms after every one hour. If distance travelled in the first one hour was 35 kms, what was the total distance travelled in 12 hours?
Q9. Sam is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree, 11/5 seconds after he sees it strike the tree. How far is the man from the wood chopper?