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Day 125: CDS Maths

5 questions. Try each one first, then open its answer.

  1. Question 1

    Triangles. Asked once: CDS 2 2020 (same type asked 3 times) See all 3 of this type

    80
    The lengths of the sides of a right-angled triangle are consecutive even integers (in cm). What is the product of these integers ?

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  2. Question 2

    Mensuration 3D. Asked once: CDS 1 2019 (same type asked 3 times) See all 3 of this type

    49
    Two cylinders of equal volume have their heights in the ratio 2:32 : 3. What is the ratio of their radii ?

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  3. Question 3

    Linear Equations. Asked once: CDS 1 2019 (same type asked 3 times) See all 3 of this type

    74
    A person carries Rs. 500 and wants to buy apples and oranges out of it. If the cost of one apple is Rs. 5 and the cost of one orange is Rs. 7, then what is the number of ways in which a person can buy both apples and oranges using total amount ?

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  4. Question 4

    Triangles. Asked once: CDS 1 2018 (same type asked 3 times) See all 3 of this type

    78
    Consider the following statements : 1. The orthocentre of a triangle always lies inside the triangle. 2. The centroid of a triangle always lies inside the triangle. 3. The orthocentre of a right angled triangle lies on the triangle. 4. The centroid of a right angled triangle lies on the triangle. Which of the above statements are correct ?

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  5. Question 5

    Mensuration 3D. Asked once: CDS 2 2016 (same type asked 3 times) See all 3 of this type

    41
    The area of four walls of a room is 120 m2120\ \text{m}^2. The length of the room is twice its breadth. If the height of the room is 4 m, what is area of the floor ?

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