1 . The length of a plot is five times its breadth. A playground measuring 245 square metres occupies half of the total area of the plot. What is the length of the plot ?

A. $35\sqrt2$ metres
B. $173\sqrt2$ metres
C.490 metres
D.$5\sqrt2$ metres
A.  a
B.  b
C.  c
D.  d
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2 . The ratio of sides of a triangle is 3 : 4 : 5 and area of the triangle is 72 square unit. Then the area of an equilateral triangle whose perimeter is same as that of the previous triangle is –

A. $32\sqrt3$ square unit
B. $48\sqrt3$ square unit
C. 96 square unit
D. $60\sqrt3$ square unit
A.  a
B.  b
C.  c
D.  d
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3 . From a solid cylinder whose height is 12 cm and diameter 10 cm, a conical cavity of same height and same diameter of the base is hollowed out. The volume of the remaining solid is approximately (π=$22\over7$) --
A.  942.86 $cm^3$
B.  314.29 $cm^3$
C.  628.57 $cm^3$
D.  450.76 $cm^3$
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4 . If the circumference of a circle increases from 4 π to 8 π , what change occurs in its area ?
A.  It doubles
B.  It triples
C.  It quadruples
D.  It is halved
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5 . Water flows at the rate of 10 metres per minute from a cylindrical pipe 5 mm in diameter. How long it take to fill up a conical vessel whose diameter at the base is 30 cm and depth 24 cm ?
A.  28 minutes 48 seconds
B.  51 minutes 12 seconds
C.  51 minutes 24 seconds
D.  28 minutes 36 seconds
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6 .
A.  22$1°\over2$
B.  16°
C.  54.8°
D.  36°
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7 . If the 'Printing-Cost' is ` 17500, the 'royalty' paid is –
A.  ` 8750
B.  ` 7500
C.  ` 3150
D.  ` 6300
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8 . If the "miscellaneous expenses" are ` 6000. How much more are "binding and cutting charges" than "Royalty" ?
A.  ` 6000
B.  ` 5500
C.  ` 4500
D.  ` 10500
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9 . The central angle corresponding to the sector on "Printing Cost" is more than that of "Advertisement Charges" by –
A.  72°
B.  61.2°
C.  60°
D.  54.8°
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10 . The "Paper Cost" is approximately what percent of "Printing Cost" ?
A.  20.3%
B.  28.6%
C.  30%
D.  32.5%
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