Katie bought 0.78 pounds of peanuts and 0.07 pounds of raisins. How many pounds of snacks did she buy in all?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a