find thesum of all the 2 digits number which are divisible by 7
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Therefore 1764 2 digit numbers are divisible by 7
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Answer:
14! x 7
Step-by-step explanation:
(14+13+12+11+....+1) x 7
or
nth term = 98
n = 14
a = 7
d = 7
sum = n/2 [ 2a + (n-1)d ]
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