Let x be the smallest number, which when added to 2000 makes the resulting number divisible by 12, 16, 18 and 21. The sum of the digits of x is1). 72). 53). 64). 4
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1. A milkman has 75 litres milk in one can and 45 litres in another. The maximum capacity of container which can measure milk of either container exact number of times is :
2. Two numbers are in the ratio 3:4. Their L.C.M. is 84. The greater number is
3. The H.C.F. and L.C.M. of two numbers are 44 and 264 respectively. If the first number is divided by 2, the quotient is 44. The other number is
4. The H.C.Fand L.C.M of two numbers are 12 and 336 respectively. If one of the number is 84, the other is
5. Two numbers are in the ratio 3:4.The product of their H.C.F. and L.C.M. is 2028. The sum of the numbers is
6. A number which when divided by 10 leaves a remainder of 9. when divided by 9 leaves a remainder of 8, and when divided by 8 leaves a remainder of 7, is:
7. The sum of two numbers is 216 and their HCF is 27. How many pairs of such numbers are there
8. The least number, which is a perfect square and is divisible by each of the numbers 16, 20 and 24, is
9. The LCM of two numbers is 864 and their HCF is 144. If one of the number is 288. the other number is :
10. The traffic lights at three different road crossings change after 24 seconds. 36 seconds and 64 seconds respectively. If they all change simultaneously at 10: 15: 00 AM. then at what time will they again change simultaneously
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