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LTL T21 SPEED MATHS

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1 / 25

The LCM of two numbers is 180 and HCF is 12. If one number is 36, the other is:

2 / 25

Two numbers have HCF 16 and sum 160. How many such pairs exist?

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The greatest number that divides 101, 203, and 305 leaving same remainder:

 

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If LCM(a, b) = 420 and HCF(a, b) = 14, then product a×b =

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The least number divisible by 7, 11, 13 leaving remainder 3 is:

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Find the smallest number to subtract from 1000 to make it divisible by 7, 11, and 13

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A number when divided by 6, 8, 12 leaves remainder 5. The smallest such number is:

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Which number is divisible by 99?

9 / 25

The remainder when 2¹⁰ is divided by 7 is:

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The smallest 5-digit number divisible by 36 is:

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A number is increased by 20% and then decreased by 20%. Net change is:

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12.5% of a number equals 25% of 240. The number is:

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If A is 25% more than B, then B is what % less than A?

14 / 25

37.5% of x = 150 → x =

15 / 25

A value decreases from 500 to 400. Percentage decrease =

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The LCM of three consecutive numbers is 504. Find the numbers:

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HCF of (0.2, 0.3, 0.5) is:

18 / 25

Find the least number which when divided by 5, 6, 7 leaves remainder 2

19 / 25

If a number is divisible by 8 and 9, it must be divisible by:

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What is 66.66% of 450?

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The smallest number divisible by 11 leaving remainder 7 is:

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The greatest number that divides 72 and 120 leaving remainder 6 is:

23 / 25

A number when divided by 4 leaves remainder 3. What is remainder when divided by 8?

24 / 25

The LCM of fractions 2/3 and 4/5 is:

25 / 25

1% of a number is 5. What is 200% of that number?

 

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