Two kinds of flour with the price of 31 and 46 cents per pound were mixed to obtain 50 lb of flour with the price of 40 cents per pound. how many pounds of each of the kinds of flour were there in the mix?

b

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt