Maths Practice Question and Answer

Q:

Study the following pie-diagrams carefully and answer the question given below it.
PERCENTAGE COMPOSITION OF HUMAN BODY 


 In the human body, what part is made of neither bones nor skin?

2768 0

  • 1
    Correct
    Wrong
  • 2
    Correct
    Wrong
  • 3
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 4. "None of these"

Q:

À train consists of 12 bogies, each bogie is 15 m long. The train crosses a telegraph post in 18 s. Due to some problem, two bogies were detached. The train now cresses the telegraph post in 

2761 0

  • 1
    15 s
    Correct
    Wrong
  • 2
    12 s
    Correct
    Wrong
  • 3
    18 s
    Correct
    Wrong
  • 4
    20 s
    Correct
    Wrong
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Answer : 1. "15 s "

Q:

Two people, Savita and Karan, get their sales commissions based on the number of items sold each month. Their total sales commission amounts to Rs. 56,100 in a particular month. If savita got her commission 12 % higher than Karan, how much commission did Karan earn? 

2759 0

  • 1
    Rs.29,500
    Correct
    Wrong
  • 2
    Rs.22,805.45
    Correct
    Wrong
  • 3
    Rs.26462.26
    Correct
    Wrong
  • 4
    Rs.25,500.28
    Correct
    Wrong
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Answer : 3. "Rs.26462.26 "

Q:

If θ, then what is the value of sec θ sin θ?

2754 2

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

Q: No. of girls in a class is 20% more than the no. of boys. There are total 66 students in a class. If 4 more girls are admitted in the class, the ratio of no. of boys and girls in the class will be- 2754 0

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

Q:

In the given fig, find the value of x

2752 0

  • 1
    135°
    Correct
    Wrong
  • 2
    155°
    Correct
    Wrong
  • 3
    145°
    Correct
    Wrong
  • 4
    70°
    Correct
    Wrong
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Answer : 3. "145°"

Q:

If the cost of pins reduces by Rs . 4 per dozen, 12 more pins can be purchased for Rs. 48. The cost of pins per dozen after reduction is: 

2752 0

  • 1
    Rs. 16
    Correct
    Wrong
  • 2
    Rs. 20
    Correct
    Wrong
  • 3
    Rs. 8
    Correct
    Wrong
  • 4
    Rs . 12
    Correct
    Wrong
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Answer : 4. "Rs . 12 "

Q:

If a + b + c = 12, a2 + b2 + c2 = 52, then what is ab + bc + ca equal to-

2751 0

  • 1
    124
    Correct
    Wrong
  • 2
    120
    Correct
    Wrong
  • 3
    46
    Correct
    Wrong
  • 4
    75
    Correct
    Wrong
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Answer : 3. "46"

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