Remi invests £500 for 4 years in a savings account. By the end of the 4 years he has received a total of £80 simple interest.
Work out the annual rate of simple interest.

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

Michelle is planting flowers in her garden. she wants the ratio of daises to carnations to be 3 to 2. michelle wants to plant a total of 35 flowers. how many daises should she plant?