The grades on a chemistry midterm at Loyola are roughly symmetric with μ = 67 μ=67mu, equals, 67 and σ = 5.5 σ=5.5sigma, equals, 5, point, 5. Tiffany scored 53 5353 on the exam. Find the z-score for Tiffany's exam grade. Round to two decimal places.

Factor the monomial completely 42a3b3

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !