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firstly we will multiply the numbers 2/5 and 2/7 by 6 bcoz when we find rational numbers we multiply numerator and denominator by (for eg if we want to find 5 rational numbers we will multiply by 6,if 7 rat. no. then by 8)

so we will get-12/60 and 12/42

now we will find the lcm and fractions will turn into like fractions now we can easily find rational numbers.

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