# SSC CGL Tier 1 :: Quantitative Aptitude QA Test 15

## Home SSC CGL Tier 1 / Quantitative Aptitude QA Test 15 Questions and Answers

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
b
c
d
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
b
c
d
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=$22\over7$) --
942.86 $cm^3$
314.29 $cm^3$
628.57 $cm^3$
450.76 $cm^3$
4 . If the circumference of a circle increases from 4 π to 8 π , what change occurs in its area ?
It doubles
It triples
It is halved
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 ?
28 minutes 48 seconds
51 minutes 12 seconds
51 minutes 24 seconds
28 minutes 36 seconds
6 .
22$1°\over2$
16°
54.8°
36°
7 . If the 'Printing-Cost' is  17500, the 'royalty' paid is –
8750
 7500
3150
 6300
8 . If the "miscellaneous expenses" are  6000. How much more are "binding and cutting charges" than "Royalty" ?
 6000
5500
 4500
10500
9 . The central angle corresponding to the sector on "Printing Cost" is more than that of "Advertisement Charges" by –
72°
61.2°
60°
54.8°
10 . The "Paper Cost" is approximately what percent of "Printing Cost" ?
20.3%
28.6%
30%
32.5%