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Question
Insert a rational number between:
`(2)/(5) and (3)/(4)`
Solution
A rational number lying between `(2)/(5) and (3)/(4)`
= `((2)/(5) + (3)/(4))/(2)`
= `((8 + 15)/(20))/(2)`
= `((23)/(20))/(2)`
= `(23)/(40)`
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