Mock Test -8

1. Chandrapal purchased a plot for Rs. 9 lakhs. How much amount he will receive, if he sells the plot at a profit of 15% ?

1. 10,25,000
2. 10,20,000
3. 10,35,000
4. 10,45,000

Explanation:

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2. Find the value of :\[\frac{10.5\times 10.5-15\times 10.5+7.5\times 7.5}{10.5-7.5}=?\]

1. 17
2. 3
3. 6
4. 22

Explanation:

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3. The floor of a hall, 20 m in length and 17 m in breadth is to be tiled. How many square tiles will be required for tiling the hall if each square tile to be used has a side half metre ?

1. 1360
2. 68
3. 680
4. 1630

Explanation:

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4. What will be the length of each piece of rope, if a rope 720 m in length is cut 7 times at equal distance ?

1. 800 decim
2. 700 decim
3. 900 decim
4. 1020 decim

Explanation:

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5. Which of the following are the factors of the expression (2x + 3)³ + 64 ?

1. 2(2x + 7) (2x² + 2x + 13)
2.(2x + 7) (4 x² + 4x + 13)
3. (2x + 7) (4x² - 4x + 13)
4. (2x + 3) (4 x² + 4x + 13)

Explanation:

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6. A shopkeeper gives 8% discount on the printed price. If he sells a mobile hand set for Rs. 18,400, find the printed price of the hand set

1. Rs. 20,000
2. Rs. 23,000
3. Rs. 2,300
4. Rs. 10,000

Explanation:

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7. What is the cost of fencing a circular garden of radius 35 m with four rounds of wire, if the wire costs Rs. 44 per metre ?

1. 38,720
2. 38,730
3. 38,740
4. 38,750

Explanation:

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8. The square of side 12 cm is cut on the diagonal and two triangles are formed. Out of the triangles so formed, find the perimeter of one triangle.

1. \[10\left ( 2+\sqrt{2} \right )\: cm\]
2. \[12\sqrt{2}\: \: cm\]
3. \[12\left ( 2+\sqrt{2} \right )\: cm\]
4. \[24\sqrt{2}\: \: cm\]

Explanation:

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9. Find 7.5% of 1730. (Select two correct alternatives)

1. 129.75
2. \[12975\times 10^{-2}\]
3. \[12975\times 10^{-3}\]
4. 12.975

Explanation:

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10. The side of an equilateral triangle is 12 cm. Find its area.

1. \[48\sqrt{3}\: \: sq.cm\]
2. \[36\sqrt{3}\: \: sq.cm\]
3. \[24\sqrt{3}\: \: sq.cm\]
4. 36 sq.cm

Explanation:

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