There is 0.3 probability that a group of insured motorists have an accident in a decade. If there are 640 insured motorists, what is the mean number of accidents in a decade?

Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr

Me d is also an option but i couldn't get it in the picture

The volume of a rectangular prism is found by multiplying the length, width, and height of the prism. a rectangular prism has a width of 5x^2units, a length of 7x^3 units and a height of 2x^4 units. which is the volume of the prism in terms of x?