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# GATE 2021: General Aptitude Rapid Quiz 1

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Question 1

Alloy A contain 80% copper and rest is tin. Alloy B contain 85% copper, 10% tin & rest are impurities. In which ratio both alloys are mixed so that in new mixture percentage of tin will be 15 % ?

Question 2

The following table shows the imports and exports (in Rs. crore) of a country over 4 year (2016 to 2019).

The average trade balance (in Rs. crore) is:

Question 3

Which number will replace the question mark (?) in the following series?

25, 42, 67, 101, 145, ?

Question 4

A man can do a work in 10 days. With the help of a boy he can do the same work in 6 days. If they get Rs 50 for the work, what is the share of the boy?

Question 5

Distance covered by a person in upstream in 9 hrs is equal to distance covered by him in 7 hrs in downstream. If speed of current is 2 km/h then what is speed of boat in still water?

Question 6

In the following question, some equations are solved on the basis; find out the correct answer for the unsolved equation.
If 526 = 9 and 834 = 9, then 716 = ?
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