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10 Cards in this Set
- Front
- Back
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two number ratio 15:11, hcf 13. Find numbers |
15*13, 11*13 |
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Greatest number which on dividing 1647 & 2037 leaves remainder 6,5 |
Hcf of 1657-6 and 2037-5 |
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Largest number which divides 62,132,237 to leave same remainder |
Hcf of (132-62) (237-132) (237-62) |
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Least number exactly divisible by 12,15,20,27 |
LCM |
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Least number which when divide by 6,7,8,9,12 leaves same remainder 1 in each case |
LCM + 1 |
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Largest number of 4 digits exactly divisible by 12,15,18,27 |
9999/LCM = x.. 9999-x |
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Smallest number of five digits divisible by 16,24,36,54 |
10000/LCM = x... 10000+(LCM -x) |
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Least number which when divided by 20,25,35,40 leaves remainders 14,19,29,34 |
(20-14), (25-19), (35-29), (40-34) = 6 ...LCM - 6 |
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Least number which when divided by 5,6,7 & 8 leaves remainder of 3 buy when divided by 9 leaves no remainder |
(LCM * K ) + 3 |
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Traffic light |
Hcf |
