Find how many number are divisible by 3 or 7 between 1 to 100.
Answers
Answered by
0
Answer:
21 po
Step-by-step explanation:
S=∑i=1100i−3∑i=133i−7∑i=114i+21∑i=14i.
Answered by
0
Answer:
Divisible by 7
7,14,21,28,35,42,49,56,63,70,77,84,91 and 98
Total - 14
Divisible by 3
3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96 and 99
Total - 33
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