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hcf and lcm (5.papers)
averages (8.papers)
problems on ages (9.papers)
percentage (4.papers)
profit and loss (4.papers)
chain rule (5.papers)
time and work (4.papers)
partnership (6.papers)
simple interest (4.papers)
clock (2.papers)
calendar (3.papers)
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arithmetic hcf and lcm questions and answers

1
`Find the H.C.F of 360, 24300, 1000?`
1. `30`
2. `40`
3. `20`
4. `35`
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2
`Find the L.C.M of 13, 22, 46, 52.`
1. `14,562`
2. `13,156`
3. `12,473`
4. `15,389`
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3
`Find the H.C.F. and L.C.M. of 0.56, 1.12, 2.1`
1. `0.14, 16.80`
2. `0.23, 17.32`
3. `0.12, 15.89`
4. `0.18, 19.85`
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4
`The ratio of the two numbers is 13 : 17 and their H.C.F. is 23, find the numbers.`
1. `299, 391`
2. `259, 361`
3. `349, 421`
4. `319, 371`
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9
`Find the pair of co-primes from the following?`
1. `14, 27`
2. `24, 63`
3. `31, 93`
4. `42, 77`
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10
`Find the lowest common multiple of 16, 22 and 36:`
1. `1356`
2. `1584`
3. `1656`
4. `1239`
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11
`The H.C.F. of 3/9, 12/13 and 9/17 is:`
1. `6/2369`
2. `1342/3`
3. `3/678`
4. `3/1989`
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12
`The L.C.M. of 2/3, 5/6, 2/9, 8/27 is:`
1. `25/3`
2. `32/6`
3. `40/3`
4. `3/40`
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13
`The G.C.D. of 1.20, 0.24 and 0.60 is:`
1. `0.15`
2. `0.6`
3. `0.09`
4. `0.12`
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14
`Three numbers are in the ratio 2:5:7 and their H.C.F. is 13. The numbers are:`
1. `26, 65, 91`
2. `10,20,30`
3. `16,26,30`
4. `8,14,25`
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15
`The sum of two numbers is 208 and their H.C.F. is 13. The numbers are:`
1. `26,182`
2. `104,104`
3. `13,195`
4. `52,156`
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16
`The number of number pairs lying between 35 and 95 with their H.C.F. as 15 is:`
1. `3`
2. `2`
3. `5`
4. `4`