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CLASS 6 HCF LCM WS

 1. Two bills of 6075 and 8505 respectively are to be paid by the two cheques


of the same amount. What Will be the largest possible amount of each cheque ?

2. Find the largest number which is the tactor of 2261, 3059 and 3325.


3. Find the largest number which divides 1386, 1458 and 1629 leaving remainders

6, 3 and 9 respectively.


4. Find the least 5-digit number which leaves remainder 3 in each case


when


divided by 5, 10, 12, 15, 18, 25 and 30.


5. Find the least natural number which when divided by 25, 40 and 60 leave a


remainder 8.


6. Find the least natural number which when divided by 989 and 1892 leavesa


remainder 1.


7. Find the greatest 4-digit number which when divided by 36, 30, 24 and 16


leaves a remainder 13 in each case.


8. Find the number nearest to 999 but greater than 999, which is exactly divisible


by 5,4 and 10.


9. Find the number nearest to 1000 but greater than 1000, which is exactly divisible

by 8, 12 and 18.


10. Find the largest number that will divide 75, 123 and 195 leaving a remainder


3 in each case.


11. Find the largest number which when divided by 1048 and 1516 leaves a


remainder 4 in each case.


12. Find the largest number which divides 87 and 95 leaving remainders 3 and o

respectively.


13. Find the largest number which divides 2271, 3079 and 3355 leaving remainders

10, 20 and 30 respectively.

14. Four bells ring at intervals of 3,7 ,12 and 14 seconds respectively . At what time will they ring together if they start ringing at 9:00 a.m.


15. A rectangular courtyard of 10 m 44 cm breadth and 15 m 12 cm length is


be paved with same size square stones. Find the least possible number ofs such stones.




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