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National and Regional Contests
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India LIMIT
2019 LIMIT
2019 LIMIT Category A
Problem 8
sum of primes ≤1000
sum of primes ≤1000
Source: LIMIT 2019 CAS1 P8
April 28, 2021
number theory
Problem Statement
There are
168
168
168
primes below
1000
1000
1000
. Then sum of all primes below
1000
1000
1000
is,
<
s
p
a
n
c
l
a
s
s
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
A
)
<
/
s
p
a
n
>
11555
<span class='latex-bold'>(A)</span>~11555
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
A
)
<
/
s
p
an
>
11555
<
s
p
a
n
c
l
a
s
s
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
B
)
<
/
s
p
a
n
>
76127
<span class='latex-bold'>(B)</span>~76127
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
B
)
<
/
s
p
an
>
76127
<
s
p
a
n
c
l
a
s
s
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
C
)
<
/
s
p
a
n
>
57298
<span class='latex-bold'>(C)</span>~57298
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
C
)
<
/
s
p
an
>
57298
<
s
p
a
n
c
l
a
s
s
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
D
)
<
/
s
p
a
n
>
81722
<span class='latex-bold'>(D)</span>~81722
<
s
p
an
c
l
a
ss
=
′
l
a
t
e
x
−
b
o
l
d
′
>
(
D
)
<
/
s
p
an
>
81722
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