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Standard VI
Mathematics
Word Problems
Question
If A : B
=
3 : 4 and B : C
=
5 : 6, then A : C is
3 : 4
5 : 9
1 : 2
5 : 8
A
5 : 9
B
1 : 2
C
3 : 4
D
5 : 8
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Solution
Verified by Toppr
A
B
=
3
4
B
C
=
5
6
A
C
=
A
B
×
B
C
=
3
4
×
5
6
=
5
8
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Similar Questions
Q1
If A : B
=
3 : 4 and B : C
=
5 : 6, then A : C is
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Q2
Mark (✓) against the correct answer
If A : B = 2 : 3 and B : C = 4 : 5, then C : A = ?
(a) 15 : 8
(b) 6 : 5
(c) 8 : 5
(d) 8 : 15
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Q3
If
A
=
{
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,
2
,
3
,
4
,
5
}
,
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=
{
2
,
4
,
6
,
8
}
and C=
{
3
,
4
,
5
,
6
}
,
then verify :
A
−
(
B
∪
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)
=
(
A
−
B
)
∩
(
A
−
C
)
.
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Q4
If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8}. Find A ∪ B ∪ C.
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Q5
If
A
=
{
1
,
2
,
3
,
4
,
5
}
,
B
=
{
2
,
4
,
6
,
8
}
and
{
3
,
4
,
5
,
6
}
,
Then find :
A
−
(
B
∩
C
)
−
(
A
−
B
)
∪
(
A
−
C
)
.
View Solution