At a restaurant the ratio of kids meals sold to adults meal was 5: 4. if there were 20 kids meals sold, what is the combined amount of kids and adults sold meals sold?

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?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

How do i multiply two digit numbers