What is the correct answer for the calculation of a volume (in ml) with measured numbers 28.58/16 x 8.02 ?

Which expression is the factorization of x^2+10+21

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.