Triangle qrs has coordinates r(-6,9) and s(4,19). what coordinates of point q will give the triangle a perimeter of 39.1?

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.