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Byju's Answer
Standard VI
Mathematics
Composite Numbers
The sum of al...
Question
The sum of all those prime numbers which are less than
31
is
A
119
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B
129
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C
132
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D
137
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Solution
The correct option is
B
129
Prime nos. less than
31
are
1
,
3
,
5
,
7
,
11
,
13
,
17
,
19
,
23
,
29
Sum
=
2
+
3
+
5
+
7
+
11
+
13
+
17
+
19
+
23
+
29
=
129
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