Acar is making a 12-mile trip. it travels the first 6.0 miles at 30 miles per hour and the last 6.0 miles at 60 miles per hour. what is the car's average speed for the entire trip?

If chord ab is congruent to chord cd, then what must be true about ef and eg?

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?

He letter p on the number line below represents the number . (use the hyphen for negative numbers and write answer as a decimal, such as –7.2) number line from negative 7 to positive 7 in increments of 0.5 is shown. only the whole numbers are labeled. a point labeled p is placed at the eleventh tick mark to the left of 0.