7. Find the greatest number of 5-digits exactly divisible by 2, 4, 6, 8, 10.
8.
Find the smallest number that divides by 44,55 and 220 leaving remainder 5.
9.
The product of two numbers is 8000. If LCM of two numbers is 800, find HCF.
Find the greatest number
.
Answers
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LCM(Least Common Multiple) of 2,4,6,8, 10 is equal to 120. Now, 99999 is the largest 5 digit number. Dividing 99999 by 120, Remainder=39. Subtract this remainder from the highest 5 digit number i.e. 99999-39=99960...
So 99960 is the correct answer
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