sam measures the length of his garden to the nearest metre, the garden is 9 metres. write down the minimum length of sams garden.

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?