Question

What is the sum of first five multiple of 3​

Answer 1

solution :

the first five multiples of 3 are 3, 6,9, 12 and 5

therefore the sum of 3, 6, 9, 12 and 15 is

45

Answer 2

$</p><p>the \: \: sum \: \: of \: \: first \: \: five \: \: \\ multiple \: \: of \: \: 3 \\ </p><p>3×1→3 \\ </p><p>3×2→6 \\ </p><p>3×3→9 \\ </p><p>3×4→12 \\ </p><p>3×5→15 \\ </p><p></p><p>sum→3+6+9+12+15 \\</p><p> →45</p><p> </p><p>$