Maths Practice Question and Answer

Q:

Gopal and Ravi contracted a work for Rs 480. If Gopal can do that work in 15 days and Ravi can complete that same work in 10 days. He completed this work with Mahesh in 5 days, then tell me how much money Mahesh got.

4037 0

  • 1
    Rs.80
    Correct
    Wrong
  • 2
    Rs.120
    Correct
    Wrong
  • 3
    Rs.160
    Correct
    Wrong
  • 4
    Rs. 40
    Correct
    Wrong
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Answer : 1. "Rs.80 "

Q: What is 7 + 7 ÷ 7 + 7 × 7 - 7 = 4036 0

  • 1
    0
    Correct
    Wrong
  • 2
    42
    Correct
    Wrong
  • 3
    50
    Correct
    Wrong
  • 4
    57
    Correct
    Wrong
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Answer : 3. "50"
Explanation :

Answer: C) 50 Explanation: Given 7 + 7/7 + 7 x 7 - 7 By using BODMAS rule, 7 + 1 + 7 x 7 - 7 = 8 + 49 - 7 = 57 - 7 = 50.   Hence 7 + 7/7 + 7 x 7 - 7 = 50.

Q:

X liters of milk is taken out and replaced with water from a container having 240 liters milk. Now, 20% of the mixture is taken out and replaced with water. In final mixture, the difference in quantity of milk & water is 128 liters. Find X.

4036 0

  • 1
    12
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    11
    Correct
    Wrong
  • 5
    8
    Correct
    Wrong
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Answer : 2. "10"

Q:

Direction: Study the double bar graph given below and answer the questions.

The ratio of the participants in exhibition of class IX with the total participants of class IX is:

4034 0

  • 1
    5:7
    Correct
    Wrong
  • 2
    5:14
    Correct
    Wrong
  • 3
    1:4
    Correct
    Wrong
  • 4
    3:5
    Correct
    Wrong
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Answer : 1. "5:7"

Q:

Ticket for an adult is Rs 1600 and a child is Rs. 600.  1 child goes free with two adults. If a group has 17 adults and 7 children what is the discount the group gets? 

4028 0

  • 1
    13.3 %
    Correct
    Wrong
  • 2
    26.2 %
    Correct
    Wrong
  • 3
    24.41 %
    Correct
    Wrong
  • 4
    32.2 %
    Correct
    Wrong
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Answer : 1. "13.3 % "

Q: A machine was sold at 10% Profit had it been sold for Rs 80 less the seller would have incurred 10% loss. What is cost price of Machine? 4027 2

  • 1
    350
    Correct
    Wrong
  • 2
    400
    Correct
    Wrong
  • 3
    450
    Correct
    Wrong
  • 4
    520
    Correct
    Wrong
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Answer : 2. "400"

Q: The difference between two numbers is 45% of their summation. The ratio of the larger number to the smaller number will be- 4012 0

  • 1
    20:9
    Correct
    Wrong
  • 2
    9:20
    Correct
    Wrong
  • 3
    29:11
    Correct
    Wrong
  • 4
    11:29
    Correct
    Wrong
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Answer : 3. "29:11"

Q: A complete a work at four times the speed than C. If together they can complete a work in 20 days, in how many days can A alone complete it? 3997 0

  • 1
    25
    Correct
    Wrong
  • 2
    100
    Correct
    Wrong
  • 3
    75
    Correct
    Wrong
  • 4
    80
    Correct
    Wrong
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Answer : 1. "25"

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