Aperson came to work at 8: 30 a. m., went out at 11: 45 a. m.,
had lunch, came in at 12: 30 p. m., and left at 5: 15 p. m. how
many hours did this person work?

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?