The chicken increased by $0.98, from $6.50 to $7.48. What is the percent change in the cost of this meal? Show your proportion and work

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?