Sally is deciding between different cell phone companies. Company A
charges $75 a month plus $0.10 a
message. Company B charges $50 a
month plus$ 0.13 a message. When
will the two cellphone plans cost the
same?

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22

Which geometric principle is used to justify the construction below?

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project