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6th CBSE
IMPORTANT
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Can two numbers have 15 as their HCF and 220 as their LCM?

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Important Questions on Playing with Numbers

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6th CBSE
IMPORTANT

In a school, students are to be divided into groups of 10, 15 and 18. Find the least number of students required to form such groups.

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6th CBSE
IMPORTANT

Three frogs take 150 cm125 cm and 84 cm long jumps. If they jump together from a point, at what distance will they jump together again?

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6th CBSE
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Ramesh wants to make flags from three ribbons of lengths, 240 cm318 cm and 426 cm. He has to cut the strings into pieces of equal lengths. What is the greatest possible length of each piece?

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6th CBSE
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Write two numbers whose LCM is 4 and sum is 5.

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6th CBSE
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Write the common factors of 9 and 15.
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6th CBSE
IMPORTANT
Write the common factors of  24 and 36.
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6th CBSE
IMPORTANT
Write the common factors of 36 and 63.
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6th CBSE
IMPORTANT

Find the lowest common multiple of 18 and 24.