1. A student named Joe is deciding between the three plans. He usually talks on the phone for 600 minutes, sends 1,000 messages, and uses 1 gigabytes of data per month. Which plan would be the
cheapest option for him? Justify your answer mathematically,

no not all of them.

step-by-step explanation:

some of them have a square base.

34

step-by-step explanation:

answer: you need the equation in the question so i can answer it

step-by-step explanation:

the multiples of 15 are 15, 30,45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195,   210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375,   390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, and 735.

the factors of 15 are 1, 3, 5, and 15.

hope that , fam!

-une, your fren : )