A salad bar offers 10 choices of toppings for lettuce. In how many ways can you choose three or four toppings?

a. 210

b. 330

c. 120

d. 720

The final score in a math contest is made up of 50% test scores, 25% oral participation scores, and 25% project scores. Ella earned an average of 85 on her tests, 95 on oral participation, and 75 on projects.

Solve the equation. Show all work - 6/5x=-18

Solve for all real numbers. |2x+5|>9 Choices: A.) (negative infinity, - 4) or (4, infinity) B.) (negative infinity, - 7) or (2, infinity) C.) (-7,2) D.) (-4,4)

If 3t - 7 = 5t, then 6t =

How is the process of rewriting literal equations similar to the process of solving equations in one variable? How is it different?

Simplify by dividing (-3/8) - 5/9

What is the solution to the equation? 5 (8 + 7) = 5 • x + 5 • 7 A. x = 1 B. x = 5 C. x = 7 D. x = 8

Evaluate the expression - 10-6+4 divided by (-0.5) (-2)

Correct expression the sum of 7/15 + 38/15

Um ciclista de uma prova de resistência deve percorrer 500km sobre uma pista circular de raio 200m. O número aproximado de voltas que ele deve dar é : A = 200 B = 300 C = 400 D = 500