Amanda has 3 1/4 containers of flour. Each container has 2.3 cups of flour. How many total cups of flour does Amanda have if she used all the cups of flour? (TEKS: 7.3A/S)

What is [tex] {7}^{98 + \sqrt{4} } - 3 \times (64 \div 2 + 4 - 36) \times a = a + 36[/tex]?

3x + 4y = 5 x- 3y = -7 solve by substitution

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)