Find the sum of all two digit numbers which are either multiples of 2 or 3
the991:
i had to ask you , can the numbers which are repeated are to be added twice or only one time?
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6+12+18+24+30+36+42+48+54+60+66+72+78+84+90+96=768
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the answer will be-> 10+12+15+18+16++20+21+22+24+26+27+28+30+32+33+34+36+38+39+40+42
+44+45+46+48+50+51+52+54+56+57+58+60+62+63+64+66+68+69+70+72+74+75+76+78+80+81+82+84+86+87+88+90+92+93+94+96+98+99=3216
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