Devon’s free-throw average for basketball is 60%. Predict how many times in the next 50 tries he will make a free throw. 

Write 17/20 as a decimal and as a percent.

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle