Maths Practice Question and Answer

Q:

Successive discounts of 10% and 10% are equivalent to a single discount of:

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  • 1
    18%
    Correct
    Wrong
  • 2
    19%
    Correct
    Wrong
  • 3
    20%
    Correct
    Wrong
  • 4
    21%
    Correct
    Wrong
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Answer : 2. "19%"

Q:

The average weight of 12 parcels is 1.8 kg. Addition of another new parcel reduces the average weight by 50 g. What is the weight of the new parcel?

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  • 1
    1.50 kg
    Correct
    Wrong
  • 2
    1.10 kg
    Correct
    Wrong
  • 3
    1.15 kg
    Correct
    Wrong
  • 4
    1.01 kg
    Correct
    Wrong
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Answer : 3. "1.15 kg "

Q:

The volume of a cuboid is 2 times the volume of a cube. If the dimensions of the side are 9 cm by 8 cm and 6 cm, then the total surface area of the cube is

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  • 1
    32 sq cm
    Correct
    Wrong
  • 2
    216 sq cm
    Correct
    Wrong
  • 3
    435 sq cm
    Correct
    Wrong
  • 4
    108 sq cm
    Correct
    Wrong
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Answer : 2. "216 sq cm"

Q:

Directions : The expenses of a country for a particular year is given in Pie–Chart. Read the Pie– Chart and answer the questions.

If the total amount spent by the Government during the year was ₹ 1,00,000 crores, then the amount spent on Health and Education together was

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  • 1
    ₹ 25,000 crore
    Correct
    Wrong
  • 2
    ₹ 20,000 crore
    Correct
    Wrong
  • 3
    ₹ 30,000 crore
    Correct
    Wrong
  • 4
    ₹ 15,000 crore
    Correct
    Wrong
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Answer : 1. "₹ 25,000 crore "

Q:

Direction: What value will come in place of the question mark (?) in the following question?

32, 50, 86, ?, 212, 302

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  • 1
    168
    Correct
    Wrong
  • 2
    126
    Correct
    Wrong
  • 3
    140
    Correct
    Wrong
  • 4
    158
    Correct
    Wrong
  • 5
    160
    Correct
    Wrong
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Answer : 3. "140"

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Answer : 5. "18%"

Q:

The value of   $$2+\sqrt{0.09}-{^3\sqrt{0.008}}-75\% $$ of 2.80 is:

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  • 1
    0
    Correct
    Wrong
  • 2
    0.01
    Correct
    Wrong
  • 3
    -1
    Correct
    Wrong
  • 4
    0.001
    Correct
    Wrong
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Answer : 1. "0"

Q:

Manoj deposited ₹ 29400 for 6 years at a simple interest. He got ₹ 4200 as interest after 6 years. The annual rate of interest was-

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  • 1
    $$2{8\over21}$$
    Correct
    Wrong
  • 2
    $$2{7\over20}$$
    Correct
    Wrong
  • 3
    $$3{8\over21}$$
    Correct
    Wrong
  • 4
    $$4{8\over21}$$
    Correct
    Wrong
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Answer : 1. "$$2{8\over21}$$"
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