It takes Mr. twice as long as Mrs. to unload and unpack the groceries. Working together they can unload and unpack the groceries in 16 minutes. How much time would it takes each person to unload and unpack the groceries working alone?

Which symbol makes the steam in true 0.7 > 0.77

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Need plz been trying to do it for a long time and still haven’t succeeded