1 . What approximate value should come in place of question mark (?) in the following questions?
7441$\div$ 34 $\times$ 12 = ? $\times$9 + 110
A.  420
B.  280
C.  590
D.  350
E.  220
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2 . What approximate value should come in place of question mark (?) in the following questions?
$989\over34$ $\div$ $65\over869$ $\times$ $515\over2017$ = ?
A.  840
B.  920
C.  970
D.  780
E.  1000
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3 . What approximate value should come in place of question mark (?) in the following questions?
(32.13) $^2$ + (23.96)$^2$ - (17.11) $^2$ = ?
A.  1270
B.  1420
C.  1450
D.  1360
E.  1310
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4 . What approximate value should come in place of question mark (?) in the following questions?
$\sqrt {5400}$ $\times$ $\sqrt {2120}$ + $\sqrt {460}$ = ?
A.  120
B.  140
C.  160
D.  180
E.  200
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5 . What approximate value should come in place of question mark (?) in the following questions?
67% of 801 - 231.17 = ? -23% of 789
A.  490
B.  440
C.  540
D.  520
E.  590
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6 .
Manish bought 25 kg of rice at Rs.32 per kg and 15 kg of rice at Rs. 36 per kg. What profit percentage did he get when he mixed the two varieties together and sold it at Rs. 40.20 per kg.?
A.  25%
B.  40%
C.  30%
D.  20%
E.  None of these
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7 .
The compound interest earned on a sum in 3 years at 15% per annum compounded annually is Rs. 6500.52. What is the sum?
A.  12480
B.  10500
C.  14800
D.  14800
E.  None of these
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8 . In each of these questions, a number series is given. In each series, only one number is wrong. Find out the wrong number.
$ 3601 \ 3602\ 1803\ 604\ 154\ 36\ 12\ $
A.  3602
B.  1803
C.  604
D.  154
E.  36
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9 . In each of these questions, a number series is given. In each series, only one number is wrong. Find out the wrong number.
$4 ,\ 12,\ 42,\ 196,\ 1005, \ 6066 ,\ 42511 $
A.  12
B.  42
C.  1005
D.  196
E.  6066
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10 . In each of these questions, a number series is given. In each series, only one number is wrong. Find out the wrong number.
$ 2,\ 8,\ 12,\ 20,\ 30,\ 42,\ 56 $
A.  8
B.  42
C.  30
D.  20
E.  12
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