Q.

How many 20-rupee notes can be exchanged for a five hundred rupee note?

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a

25

b

50

c

40

d

30

answer is C.

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Detailed Solution

Assume the number of notes is ‘x’
20(x)= 500
20x= 500
x=500/20
x= 25
Hence, 25 twenty-rupee notes can be exchanged for five-hundred-rupee notes.

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