Maths Practice Question and Answer

Q: If 50% of P = 25% of Q, then P = x% of Q. Find x. 3382 0

  • 1
    0.5
    Correct
    Wrong
  • 2
    0.5
    Correct
    Wrong
  • 3
    50
    Correct
    Wrong
  • 4
    0.005
    Correct
    Wrong
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Answer : 3. " 50"
Explanation :

Q:

4 boys and 3 girls spent Rs. 120 on an average, of which boys spent Rs. 150 on the average. Then the average amount spent by the girls is.

494 0

  • 1
    ₹ 80
    Correct
    Wrong
  • 2
    ₹ 60
    Correct
    Wrong
  • 3
    ₹ 90
    Correct
    Wrong
  • 4
    ₹ 100
    Correct
    Wrong
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Answer : 1. "₹ 80 "
Explanation :

Q:

Find the average of 1.11, 0.01, 0.101, 0.001, 0.11

284 0

  • 1
    0.2664
    Correct
    Wrong
  • 2
    0.2554
    Correct
    Wrong
  • 3
    0.1264
    Correct
    Wrong
  • 4
    0.1164
    Correct
    Wrong
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Answer : 1. "0.2664"
Explanation :

Q:

The average marks of 32 boys of section A of class X is 60 whereas the average marks of 40 boys of section B of class X is 33. The average marks for both the sections combined together is 

481 0

  • 1
    46
    Correct
    Wrong
  • 2
    45
    Correct
    Wrong
  • 3
    44
    Correct
    Wrong
  • 4
    45
    Correct
    Wrong
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Answer : 4. "45 "
Explanation :

Q:

If the average weight of 6 students is 50 kg; that of 2 students is 51 kg; and that of other 2 students is 55 kg; then the average weight of all students is

534 0

  • 1
    52 kg
    Correct
    Wrong
  • 2
    51.2 kg
    Correct
    Wrong
  • 3
    61 kg
    Correct
    Wrong
  • 4
    51.5 kg
    Correct
    Wrong
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Answer : 2. "51.2 kg"
Explanation :

Q: If x is less than y by 25% then y exceeds x by : 2660 0

  • 1
    $$ 33{1\over 3}\% $$
    Correct
    Wrong
  • 2
    25%
    Correct
    Wrong
  • 3
    75%
    Correct
    Wrong
  • 4
    $$ 66{2\over 3}\% $$
    Correct
    Wrong
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Answer : 1. " $$ 33{1\over 3}\% $$"
Explanation :


Q:

If 80% of A=50% of B and B = x% of A, then the value of x is :

237 0

  • 1
    400
    Correct
    Wrong
  • 2
    300
    Correct
    Wrong
  • 3
    160
    Correct
    Wrong
  • 4
    150
    Correct
    Wrong
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Answer : 3. "160"
Explanation :

Q: A and B can do a piece of work in 72 days. B and C can do it in 120 days. A and C can do it in 90 days. In how many days all three together can do the work ? 1293 0

  • 1
    80 days
    Correct
    Wrong
  • 2
    100 days
    Correct
    Wrong
  • 3
    60 days
    Correct
    Wrong
  • 4
    150 days
    Correct
    Wrong
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Answer : 3. " 60 days"

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