The masses of 4 samples of baking soda are measured to perform an experiment in science class. What is the total number of grams of baking soda in all for sample?

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2