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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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2
`The least number of 3 digits which is exactly divisible by 3, 12, 18 is:`
1. `108`
2. `112`
3. `118`
4. `104`
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3
`The least number which when increased by 9 is divisible by each one of 12, 18, 32 and 60 is:`
1. `1431`
2. `1521`
3. `1398`
4. `none of these`
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8
`Find the highest common factor of 26 and 80.`
1. `4`
2. `6`
3. `2`
4. `18`
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11
`The smallest number which when subtracted by 7, is divisible by 6, 16, 18, 21 and 28 is`
1. `1008`
2. `1002`
3. `1020`
4. `1015`
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14
`924 can be expressed as a product of prime as`
1. `2 x 2 x 3 x 3 x 7`
2. ` 2 x 2 x 3 x 7 x 11`
3. `3 x 3 x 3 x 3 x 7`
4. `2 x 3 x 3 x 3 x 7`
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