9. Stephanie swam 5/8 of a lap in the morning and

1/3 of a lap in the evening. How much further did

she swim in the morning than the evening?

6[ 5x (41-36) - (8+14) ]

If f (1) = 0 and f (5) = 24, which of the following could be f (x) ? A. x^2 - 1 B. x - 1 C. - x + 1 D. 5x - 1 E. 4x + 4

Evan has 5 tennis balls, 2 footballs and 2 packages of golf balls with 4 balls in each. What is the ratio of tennis balls to his whole collection?

Which statement is true about the equation 4.5z = 4.5z - 6.25 + 6.25? A.) It has no solution. B.) It has one solution. C.) It has two solutions. D.) It has infinitely many solutions.

Susan is paving a rectangular patio with at most 308 bricks. If there are 22 bricks along the length of the patio, how many bricks are along the width of the patio?

A shopper buys a 12 - pound bag of oranges for $18.75. What is the unit price?

Harry kept a record of how far he ran each day last week Distance (in miles) Monday 4.5 Tuesday 3.9 Wednesday 4.25 Thursday 3.75 Friday 4.2 On which day did Harry run the greatest number of miles?

Matthew collects purple and red marbles. he has 320 marbles and 65% of them are purple. How many red marbles does he have?

Multiply the complex numbers. (5+1i) (-3+2i)

Joe owns and apple orchard with 20 apple trees. Each year he will plant 7 more. Write and explicit formula for the number of apple trees in the orchard.