A restaurant charges $5 for one sandwich, $9.90 for two sandwiches, and $14.25 for three sandwiches. Is it proportional?

1. Selecting a red card from a deck of cards. A deck of cards has 13 red hearts, 13 red diamonds, 13 black spades, and 13 black clubs.? 2. Selecting a diamond from a deck of cards.?

Andrew is 55, and the probability that he will be alive in 10 years is 0.72. ellen is 35, and the probability that she will be alive in 10 years is 0.92.

lili earns 70.00 dollars by selling 42 hotdogs at a concession stand. using the same rate for the cost off one hotdog how many more hotdogs would lili need to sell to earn 150.00 dollars

Find cscx if sinx+cotx cosx = sqrt3

A season ticket to the olde theater costs $76 and admits you to 6 plays. single tickets to each play cost $15. how much do you save on each play by buying a season ticket?

Translate the following sentence into an equation. Use x to represent an unknown number. Do not solve. The sum of twice a number and 19 is equal to five times the number. Write an equation for the given conditions

In 1992, Jason bought a gallon of gas for $1.21. Yesterday, he bought a gallon of gas for $2:16. What is the percentage increase of the price of gallon of gas from 1992 to yesterday.

Horatio needs to rent a car while on vacation. The cost of the vehicle is $18 per day. He gives the office manager $130 up front. What is the account balance at the end of Horatio's nine day vacation?

What percent of 33.5 is 21

Is y+10=3x-6 linear or non