The diagram shows a prism placed on a horizontal floor. The prism has height 3m. The volume of the prism is 18m^3. The pressure on the floor due to the prism is 75 Newton's/m^2. Work out the force exerted by the prism on the floor.

The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Is the square root of 4 plus the square root of 16 rational?