Mathematical Aptitude MCQ - Fractions

6 Eiffel tower’s 1/5^th part is painted bronze. 1/4^th of the remaining part is painted maroon. Rest of the Eiffel tower has golden color. If the height of this golden colored part is 450m, then what is Eiffel towers’ height?

A
2250 m
B
1250 m
C
1000 m
D
750 m

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Comment

Let the Eiffel tower be of 100 m
. 1/5^th of 100 = 20 m is bronze
1/4^th of the remaining = 1/4^th of (100 – 20) = 20 m is maroon
. Rest = 100 – 20 – 20 = 60 m is golden
$Let the Eiffel tower be of 100 m$
∴ ? = 750m = Height of Eiffel tower

7 Which of the following has the largest value?

A
32/0.05
B
0.320/50
C
3.2/0.05
D
3.2/50

View Explanation
Comment

8 3/5 of 3245 + 32% of 6250 - (?)² = 103

A
58
B
60
C
62
D
65

View Explanation
Comment

1947 + 2000 – 103 = (?)²
3947 + 103 = (?)²
3844 = (?)²
? = 62

9 13 2/3 % of 3300 + 25% of 184 = 40% ?

A
1242.5
B
1140.8
C
1325.3
D
1018.2

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Comment

$FRACTIONS$

10 The largest of the following is

A
0.0001
B
1/1000
C
(0.100)²
D
(1/10)/0.1

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Comment

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