What is the answer for this plz??? I will mark brainliest!!!

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

|p| > 3 {-3, 3} {p|-3 < p < 3} {p|p < -3 or p > 3}

X=4 / y=100 if x=10 then what is y=?