a boy runs at an average 5 km/h in a cross country race. the circuit is 6 km long. At the halfway point, the boy increases his average speed to 6km/h. How long does it take the boy to complete the race?

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown.part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse