12 , 15 , 20 and 35 are four numbers.
a) Find the L.C.M of the numbers
b) what is the least number of 5 digits which divided by the given number?
c)what is the greatest number of 4 digits if the number is divided by the given numbers , the remainder will be 10 each case?
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Step-by-step explanation:
LCM = 5×2×3×2×7 = 420
420 ) 9999 ( 23
9660
339
∴ required number
=9999−339=9660
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