Answer:
718
Step-by-step explanation:
just add the two numbers
Answer:
<h3>28 4/7 % ≈ 29%</h3>
Step-by-step explanation:
4 kg - weight of sugar
10 kg - mass of water
4kg + 10kg = 14kg - weight of the syrup

The sugar is 2/7 of the weight of the syrup.
Convert to the percentage:

Answer:
first one
Step-by-step explanation:
he adds 5(7) to his collection then 8(4) too and after wards he throws away 2