SSC Government Jobs Exams Numerical Ability Averages

Average rainfall on Monday, Tuesday, Wednesday and Thursday is 420.5 cm and average on Tuesday, Wednesday, Thursday and Friday is 330.5 cm. If the ratio of rainfall for Monday and Friday is 20 : 21, find the rainfall in cm on Monday and Friday.

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SSC Other Question

A boat covers 12 km upstream in 3 hours, while it covers 36 km upstream and 24 km downstream in hours. What is the speed of the current? A manufacture sells an article to a wholesale dealer at a profit of 10%. The wholesale dealer sells it to a shopkeeper at 20% profit. The shopkeeper sells it to a customer for Rs. 56,100 at a loss of 15%. Then the cost price of the article to the manufacture is