Three pipes, A, B, & C are attached to a tank. A & B can fill it in 20 & 30 minutes respectively while C can empty it in 15 minutes. If A, B & C are kept open successively for 1 minute each, how soon will the tank be filled?
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The ratio of no. of boys & girls in a school is 3:2 Out of these what % the boys & 25% of girls are scholarship holders. % of students who are not scholarship holders.?
Consider a pile of Diamonds on a table.A thief enters and steals 1/2 of th e total quanity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2.Then 4th thief enters and steals 1/2 of the remaining+2.When the 5th one enters he finds 1 diamond on the table.Find out the total no. of diamonds originally on the table before the 1st thief entered.
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if for h hours of work the salary is s and the employee gets x hours of medical leave, then what is the salary/hr ?
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Sanal has 60 red marbles, 156 blue marbles and 204 green marbles. He distributes them amongst a group of kids, such that each kid gets equal marbles and no kid has marbles of more than one colour. Find the number of kids.
Please send me last 2 years clerical cadre solved question papers.
2, 6, 12, 20, 30, ___, 56
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To get a parabola if you cut a section of?
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