When the crispy rice traits have cooled, Mrs. Williams cut them into 30 equal pieces. She gives two -fifths of the treats to her son and take the rest to school. How may treats will Mrs. William take to school? Show your work!!!

She takes 18 to school.

1/5 of 30 is 6 so 2/5 of 30 is 12

30 minus 12 is 18

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

answer: y=4000x+14000

step-by-step explanation: