Maths Practice Question and Answer

Q:

ABC is a triangle in which DE || BC and AD: DB = 5: 4. Then DE: BC is

676 0

  • 1
    4:5
    Correct
    Wrong
  • 2
    9:5
    Correct
    Wrong
  • 3
    4:9
    Correct
    Wrong
  • 4
    5:9
    Correct
    Wrong
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Answer : 4. "5:9"

Q:

The base of a triangle is 16 cm and its area is $${144cm^2}$$. Find its corresponding height, with respect to the given base.

676 0

  • 1
    18 cm
    Correct
    Wrong
  • 2
    9 cm
    Correct
    Wrong
  • 3
    24 cm
    Correct
    Wrong
  • 4
    12 cm
    Correct
    Wrong
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Answer : 1. "18 cm "

Q:

△ABC is right-angle triangle at B and tan A = $$3\over 4$$, then sin A + sin B + sin C will be equal to:

676 0

  • 1
    $$2{4\over 5}$$
    Correct
    Wrong
  • 2
    $$2{2\over 5}$$
    Correct
    Wrong
  • 3
    $$3{1\over 5}$$
    Correct
    Wrong
  • 4
    $$1{1\over 5}$$
    Correct
    Wrong
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Answer : 2. "$$2{2\over 5}$$"

Q:

The radii of two right circular cylinders are in the ratio 3:2 and the ratio of their volumes is 27: 16. What is the ratio of their heights?

676 0

  • 1
    8:9
    Correct
    Wrong
  • 2
    3:4
    Correct
    Wrong
  • 3
    4:3
    Correct
    Wrong
  • 4
    9:8
    Correct
    Wrong
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Answer : 2. "3:4"

Q:

Directions : Read the graph and answer the following questions.

What is the difference in profit between 1983 and 1984 (in lakhs of rupees) ?

675 0

  • 1
    No profit
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    10
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 3. "10 "

Q:

A hemispherical tank full of water is emptied by a pipe at the rate of 7.7 litres per second. How much time (in hours) will it take to empty $$2\over 3$$ part of the tank, if the internal radius of the tank is 10.5 m?

675 0

  • 1
    $$185\over 3$$
    Correct
    Wrong
  • 2
    $$185\over 6$$
    Correct
    Wrong
  • 3
    $$175\over 3$$
    Correct
    Wrong
  • 4
    $$175\over 2$$
    Correct
    Wrong
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Answer : 3. "$$175\over 3$$"

Q:

What is the ASA congruence rule of triangles, where A and S represents angle and side of triangle respectively?

674 0

  • 1
    Two triangles are said to be congruent if any pair of 2 angles and any 1 pair of sides of both the triangles are equal.
    Correct
    Wrong
  • 2
    Two triangles are said to be congruent if all three sides of both the triangles are equal.
    Correct
    Wrong
  • 3
    Two triangles are said to be congruent if 2 angles and the included side of one triangle are equal to 2 angles and the included side of the other triangle
    Correct
    Wrong
  • 4
    Two triangles are said to be congruent if 2 sides and the included angle of one triangle are equal to 2 sides and the included angle of the other triangle.
    Correct
    Wrong
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Answer : 3. "Two triangles are said to be congruent if 2 angles and the included side of one triangle are equal to 2 angles and the included side of the other triangle"

Q:

Direction: Read the following table carefully and answer the following questions:

Table shows the percentage of male and female employees in different education in a company and total number of males and females:

Find the ratio between the number of female and male employees of postgraduate.

674 0

  • 1
    1 : 1
    Correct
    Wrong
  • 2
    2 : 3
    Correct
    Wrong
  • 3
    3 : 2
    Correct
    Wrong
  • 4
    5 : 3
    Correct
    Wrong
  • 5
    4 : 3
    Correct
    Wrong
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Answer : 4. "5 : 3"

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