Q. A person is moving towards a plane mirror with a speed of 1 m / sec. The image will approach the moving person will relative speed

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Q 1. Which smallest number should be subtracted from 1936 so that on being divided by 9, 10, 15, every time the remainder is 7?

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Q 2. 789.345 + 30.075 – 765.21 – 7.86 = ?

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Q 3. 998 x 981 = ?

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Q 4. √732108 = ?

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Q 5. Which is the smallest 5-digit number which can be completely divided by 98?

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Q 6. If 8 men can sow 80 hectares in 24 days, then how many hectares can 36 men sow in 30 days?

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Q 7. The LCM of two numbers is 2310 and HCF is 30. If one of the numbers is 210, then what is the other number?

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Q 8. In a 30 litre mixture of milk and water, the ratio of milk and water is 7:3. How much water should be added in the mixture so that the ratio of milk and water becomes 3:7?

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Q 9. A and B can together do a work in 6 days. A can do it alone in 9 days. In how many days can B do it alone?

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Q 10. The average marks obtained by 120 students in an exam is 35. If the average marks obtained by successful students is 39 and the average marks obtained by unsuccessful students is 15 then what is the number of successful students?

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