first, add 14+8 and get 22 then do 22* 40 and get 880 so $880
Means just trust me I did it
A. Take out the cost of the boots since you know how much they are. Then divide by 4 since the 4 sandals cost the same to figure out how much 1 pair of sandals is. :)
To know how many liters of water Bao use per liter of flour we have to divide the liters or flour so:

So Bao uses 0.33 or 1/3 of water per liter or flour
and to know hoy manu liters of flour Bao use per liter of water we have to made the oposite division so:

She use 3 liters of flour per liter of water
-9x - 30 < 15
<u> + 30 + 30</u>
<u>-9x</u> < <u>45</u>
-9 -9
x < -5