Question

Repedeeeee! Va roooogggg!

Answer 1

5 kg mere....6kg pere...39 lei/×2

10kg mere...4 kg pere...46 lei

10 kg mere...12 kg pere...78 lei

10 kg mere....4 kg pere....46 lei

/.....8kg pere=32 lei

1 kg pere=32:8=4 lei

10kg mere+4×4=46 lei

10 kg mere+16=46

10 kg mere=46-16=30

1kg mere=30:10=3 lei

b)4 lei...100%

3 lei....x

X=(3×100):4=300:4=75%

c)5×4+7×3=20+21=41 lei

50-41=9lei primește rest