There are 7 times as many males as females on the maths course at university. What fraction of the course are male? Give your answer in its simplest form

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

i hope this is what you were looking for.

see attached graph

b.

step-by-step explanation:

i just know