I think it is b just bcuz of what the question is
Answer:
8,750 = 250 + 340x
I believe he is missing the cost of the house
Ok.
So an hour contains 60 minutes.
The fraction is therefore,

Hope this helps.
r3t40
Marcia dissolved 1 kg of salt in 3 litres of water.
Bobby dissolves 2 pounds of salt in 7 pints of water
2.11 pints = 1 litre
7 pints = 7/2.11
= 3.32 litre
1 pound =0.45 kg
2 pound = o.45*2 kg
= 0.9 kg
So we find that Bobby is dissolving 0.9kg of salt in 3.32 litre of water
Marcia is dissolving 1 kg of salt in 3 litres of water.
So it can be said that Marcia made a more concentrated salt solution.