Question

One bag contains 3/5 kg of corn. A farmer feeds his chickens 4 bags of corn each week. How many kilograms of corn do they eat each day?

Answer 1

$1day=\frac{1}{7}week\\\\4\ bags\ for\ 1\ week\\ x\ bags\ for\ \frac{1}{7}\ week\\\\ cross\ multipliction:\\ 4*\frac{1}{7}=x\\ x=\frac{4}{7}\\\\ In\ one\ bag\ there\ is\ \frac{3}{5}kg\ of\ corn\\ In\ \frac{4}{7}\ of\ bag\ there\ is:\\ \frac{4}{7}*\frac{3}{5}kg=\frac{12}{35}kg\\\\ He \ need\ \frac{12}{35}kg\ of\ corn\ each\ day.$