Atrain travels a total distance of 470 miles in 10 hours. during the first part of the trip, the average speed of the train was 55 miles per hour. during the second part of the trip, the average speed was 45 miles per hour. how many hours did each part of the trip take?

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top