A rate where the second number is a 1 is called a . Choose the answer that best completes the sentence. ratio
equation
unit rate

2-digit numbers less than 91 which are 1 less than a multiple of 10

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

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