Which answer is the most reasonable estimation? joanne's father owns a cafe. he estimates that he uses 21 cases of eggs each week. each case has 48 eggs. about how many eggs does joanne's father use in a week? a. about 70 b. about 100 c. about 800 d. about 1,000

If a =6, what is the value of 2a(3b + 5c)?

Which has the greater energy, light of wavelength 519 nm or light with a frequency of 5.42 x 10^8 sec^-1?

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)