Question

Divide 28 cans into 2 groups so the ratio is 3 to 4

Answer 1

`\bf \cfrac{\textit{first group}}{\textit{second group}}\qquad 3:4\qquad \cfrac{3}{4}\implies \cfrac{3\cdot (28)/(3+4)}{4\cdot (28)/(3+4)}\implies \cfrac{3\cdot (28)/(7)}{4\cdot (28)/(7)}\implies \cfrac{12}{16}`