Small Quiz

Quiz

maths,science!!!

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1/5

In an election between two candidates, one got 55% of the total valid votes, 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got, was

2900

2300

2700

right answer

2/5

Which one of the folllowing is a chemical change?

Cutting a paper

Burnt paper

Sewing clothes

right answer

3/5

if the price of a book is first decreased by 25% and then increased by 20%, then the net change in the price will be :

20

15

10

right answer

4/5

Which type of force helps with floating on water?

Gravity

Buoyancy/Upthrust of water

Friction

right answer

5/5

Which ratios are equal to 4 : 32?

2:3

1:9

13:2

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