The planet mercury is approximately 6×10 to the 7th miles from the sun. the distance between the sun and mars is approximately 2×10 to the 8th miles. about how many times farther from the sun is mars than mercury

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )