Freshers India

A wheel rotates 10 times every minute and moves 20 cm during each rotation. How many ems does the wheel move in 1 hour?. [Asst Grade 1994]?                          

If 18 persons can build a wall 140 m long in 42 days, the number of days that 30 persons will take to complete a similar wall 100 m long, is. [CE I Tax 1993]?                          

An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metres of cloth??                          

Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes??                          

A man completes 5/8 of a job in 10 days. At this rate, how many more days will it takes him to finish the job? ?                          

If 9 engines consume 24metric tonnes of coal, when each is working 8 hours a day, how much oal will be required for 8 engines, each running 13 hours a day, it being given that 3 engines of former type consume as much as 4 engines of latter type??