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HCF and LCM

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  • The HCF and LCM quiz has 10 math MCQs.
  • You have only 10 minutes to complete the quiz.
  • If you do not answer any question within the allotted time, it will be marked as incorrect.
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1 / 10

The GCD of 48 and 180 is –

2 / 10

The HCF of two numbers is 11, and their LCM is 7700. If one of the numbers is 275, then the other number is:

3 / 10

The smallest number that is divisible by 18, 24, and 32 is –

4 / 10

A piece of ribbon is 56 cm long, and another is 84 cm long. What is the greatest length of ribbon that can measure both exactly?

5 / 10

If the product of two numbers is 900 and their GCD is 15, find the LCM.

6 / 10

The GCD of 2/3 and 3/4 is –

7 / 10

If p is a prime number and p is not divisible by m, the LCM of p and m is –

8 / 10

The greatest number that divides 245, 315, and 385 exactly is –

9 / 10

The GCD of 1.08, 0.36, and 0.9 is –

10 / 10

If a bell rings every 4 minutes, another every 6 minutes, and another every 8 minutes, in how many minutes will all three bells ring together?

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