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Three persons started walking together from a same point. Length of their steps is 20 m, 25 m & 30 m. Find the minimum distance after which each meet other again after walking from same starting point. |
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Find the least number which when divided by 12 & 18 leaves remainder 10 in each case. |
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Find a three digit number which is exactly divisible by 4, 8 & 12 |
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Three electric bulbs blink after every 3 sec, 6 sec & 9 sec respectively. If all are switch on simultaneously. Find at what time; all will simultaneously blink again ? |
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Find the least number which is exactly divisible by 16, 24 & 12. |
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