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Arithmetic Sequences
medium
0:00.0
How many terms of
2
,
4
,
6
,
…
2, 4, 6, \dots
2
,
4
,
6
,
…
sum to
240
240
240
?
A
15
15
15
B
12
12
12
C
10
10
10
D
20
20
20
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