An airplane travels 1280 km against the wind in 2 hours and 1640 km with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

Angles A and B are supplementary. Angle A has a measure of 54 what is the measure of B

1. Replace the blank with >, <, or = to make the statement true. 3.6 x 10-5 ___ 3.3 x 107 > = < 2. Multiply (1.8 x 103) x (5.1 x 102) 9.18 x 105 3.6 x 101 6.9 x 103 2.83 x 102 3. Multiply (2.1 x 103) x (3.5 x 102) 7.35 x 105 3.6 x 101 6.9 x 103 2.

Find the measure of the complement and supplement of 3y

3 7 2 4 7 5 7 1 1 8 8 What is the range?

1. Write a mixed number that is equivalent to 16

Evan is landscaping his backyard. The yard is shaped like rectangle and measures 80 feet by 70 feet. He wants to spread topsoil evenly over the entire surface. One load of topsoil will cover 400 square feet, 4 inches deep.

Which of the following is the absolute value of 2+4i? A 2√2 B 2√3 C √6 D 2√5

You see a used car you wish to buy. the dealer quotes you a price of $8,595. you have a blue book quotation of $7,400 for the same model and year. how much markup on cost is the dealer using?

How do you do this Y=-x^2-8x-9

Dok = (6, 12) (3,6) The scale factor is A. 1/2 B. 2 C. 4