what is the number of pairs lying between 40 and 100with
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2
Answer:
(45,54)(46,64)(47,74)(48,84)(49,94)(56,65)(57,75)(58,85)(59,95)(67,76)(68,86)(69,96)(78,87)(79,97)(89,98)
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Answer:
the number pair
laying betmeen
40 and 100
with their
hcf as is numbers with hcf 15is must contain is as a factor
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