Nina and Ryan each ran at a constant speed for a 100-meter race. Each runner's distance for the same section of the race is displayed on the left. Who had a head start, and how big was the head start?

A factory machine produces kilograms of chocolate every minutes. At what rate does the machine produce chocolate? A. kg/min B. kg/min C. 3 kg/min D. 6 kg/min

Lucy, Gorman, and Rafael sent a total of 140 text messages over their cell phones during the weekend. Rafael sent 4 times as many messages as Goran. Goran sent 8 fewer messages than Lucy. How many messages did they each send?

In training for a swim meet, Logan swam 750 meters in 1/3 of an hour. His swimming partner Mila, swam 2/3 of Logan's distance in 1/4 of an hour. How far did Mika swim

Which is greater between 222³³³ or 333²²²

2 times 3 1/3, write as a mixed number

F (x) = 2/3x+3, what is the value of f (12)

A problem on a multiple-choice quiz is answered correctly with probability 0.9 if a student is prepared. an unprepared student guesses between 4 possible answers, so the probability of choosing the right answer is 1/4.

The sum of two numbers is 47 and the difference is 9 what are the numbers?

List two properties of the polygon in the grid

what are the new coordinates after reflecting across x=2 if the coordinates are K (-2,-1) L (-2,-3) M (-5,-3) N (-5,-1)