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Byju's Answer
Standard IV
Mathematics
Pattern Identification
Which two num...
Question
Which two numbers will follow the given pattern?
1 2 1 2 1 _ _
A
1 1
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B
2 2
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C
1 2
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D
2 1
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Similar questions
Q.
Observe the following pattern
1
2
=
1
6
1
×
1
+
1
×
2
×
1
+
1
1
2
+
2
2
=
1
6
2
×
2
+
1
×
2
×
2
+
1
1
2
+
2
2
+
3
2
=
1
6
3
×
3
+
1
×
2
×
3
+
1
1
2
+
2
2
+
3
2
+
4
2
=
1
6
4
×
4
+
1
×
2
×
4
+
1
and find the values of each of the following:
(i) 1
2
+ 2
2
+ 3
2
+ 4
2
+ ... + 10
2
(ii) 5
2
+ 6
2
+ 7
2
+ 8
2
+ 9
2
+ 10
2
+ 11
2
+ 12
2
Q.
If one A.M., A and two geometric means G
1
and G
2
inserted between any two positive numbers, show that
G
1
2
G
2
+
G
2
2
G
1
=
2
A
.
Q.
Which two numbers will follow the given pattern?
1 2 1 2 1 _ _
Q.
Observe the following patterns
1
=
1
2
(
1
×
(
1
+
1
)
)
1
+
2
=
1
2
(
2
×
(
2
+
1
)
)
1
+
2
+
3
=
1
2
(
3
×
(
3
+
1
)
)
1
+
2
+
3
+
4
=
1
2
(
4
×
(
4
+
1
)
)
and find the value of each of the following
31
+
32
+
.
.
.
+
50
Q.
Observe the following patterns
1
=
1
2
(
1
×
(
1
+
1
)
)
1
+
2
=
1
2
(
2
×
(
2
+
1
)
)
1
+
2
+
3
=
1
2
(
3
×
(
3
+
1
)
)
1
+
2
+
3
+
4
=
1
2
(
4
×
(
4
+
1
)
)
and find the value of each of the following
1
+
2
+
3
+
4
+
5
+
.
.
.
.
+
50
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