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Quantitative Ap...

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  • Question 1
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    Three pipes can fill the empty tank in \({x}, {y}\), and \(60\) minutes respectively. The first pipe and third pipe fill the tank in \(20\) minutes. The second pipe and third pipe fill the tank in \(15\) minutes. The first two pipes are used for filling the tank and the third pipe is used to empty it. How much time will it take for the operation?
     

  • Question 2
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    If log6 (x2 + 22x + 153) = 2, then the values of x are
     

  • Question 3
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    Rs. 25000 was lent in two parts. Each part was lent at simple interest for the first year. The rates of interest on the two parts were 15% p.a and 20% p.a. At the end of one year, the rates of interest on the two parts got interchanged. The total interest realized on the two years was 8750. Find the larger part lent.
     

  • Question 4
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    These questions are based on the graph and the table given below.

    The following table gives the percentage of reader's for the newspapers in the four regions.

    Region →
    News Papers ↓
    P Q R S
    A 30% 25% 20% 30%
    B 40% 25% 30% 30%
    C 10% 30% 40% 20%
    D 20% 20% 10% 20%

    What is the ratio of the number of readers who read newspaper A in region Q to the number of readers of newspaper B in region S?

  • Question 5
    1 / -0

    These questions are based on the graph and the table given below.

    The following table gives the percentage of reader's for the newspapers in the four regions.

    Region →
    News Papers ↓
    P Q R S
    A 30% 25% 20% 30%
    B 40% 25% 30% 30%
    C 10% 30% 40% 20%
    D 20% 20% 10% 20%

    What is the total number (in millions) of readers who read newspaper C in all the four regions together?

  • Question 6
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    'a' and 'b' are natural numbers, such that 9 < a + b < 20 and 10b divides a! completely. How many possible sets of (a, b) exists?
    (a! is the product of the first 'a' natural numbers.)

  • Question 7
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    The four angles of a trapezium can be arranged to form an A.P. If one of these angles is 65°, then the largest possible angle of such a trapezium can be
     

  • Question 8
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    In the quadrilateral ABCD, ∠BAD = ∠BCD 90° . If AE = 6 cm, CE = 15 cm and DE = 10 cm, find the length of BF.

  • Question 9
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    A combo pack having a bulb and a tubelight costs Rs. 52. If the cost of the bulb drops by 20% and the cost of the tubelight escalates by 50%, the pack would cost Rs. 50. Find the cost of a tubelight.
     

  • Question 10
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    A rectangular sheet of paper, when halved by folding it at the mid point of its longer side, results in a rectangle, whose longer and shorter sides are in the same proportion as the longer and shorter sides of the original rectangle. If the shorter side of the original rectangle is 2, what is the area of the smaller rectangle?
     

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