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NTSE Stage 2 MAT 2019 Exam Question Paper
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© examsnet.com
Question : 9
Total: 100
A comparison of ages of A, B, C, D and E are as follows.
I. B’s age is half the age of A.
II. B’s age is
1
1
2
times the age of C.
III. D’s age is 12 years less than C.
IV. D’s age is
1
1
2
times the age of E.
V. The age of E is 12 years.
With the given data what will be the difference in the ages of A and C?
64
60
40
3
Validate
Solution:
According to given information.
(I)
B
=
A
2
(II)
B
=
3
2
C
(III)
D
=
C
−
12
(IV)
D
=
3
2
E
(V)
E
=
42
From (IV)
D
=
3
2
×
12
D
=
18
From (III)
C
=
D
+
12
C
=
18
+
12
C
=
30
From (II)
B
=
3
2
×
30
B
=
45
From (I)
A
=
90
Difference in the ages of A and C
=
90
−
30
=
60
© examsnet.com
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