Estimate this fraction, 7/12+5/6

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

The heaviest 16% of all men in weight weigh more than how many pounds ?

Through non-collinear points there is exactly one plane.