?

explain why trade occurs because of comparative advantage, using a minimum of at least two specific countries and products as examples.

The inflation rate is increasing at a record pace and the public is panicking. Discuss an example of how the Federal Reserve may use a tool of monetary policy in this situation and explain the goals of using the tool.

If arc AB is 90 degrees and AG is 20 degrees, what is the measure of 1

AC = 6

BD = 4

Find AB.

Triangle ABC is a right triangle. If side AC = 7 and side BC = 10, what is the measure of side AB?

In this triangle, side AC = 1, side BC = 1, and side AB = 2. Is triangle ABC a right triangle?

http://i93.photobucket.com/albums/l74/DJJ_07/pic1-...

n the image below lines m and n are parallel and angle TRC measures 100 degrees. Use complete sentences to explain what you know about the relationship and measures of angles HKD and TRK.

The length of a rectangle is 2 inches greater than the width. The area is

Find the length of the rectangle.

The length of the hallway is 5 feet longer than the width and the area is 50 square feet. What are the dimensions of the hallway?

1.If B is between A and C, AB = 6x + 4, BC = 9x - 2 and AC = 19x - 6.

Part a. Find the value of x, AB, BC and AC. Show your work for credit.

Part b. What term best describes point B? Why?

2.InTriangle A B C., angle C is (10x - 5) degrees and segment AB = (6x + 8)mm.

Part a. What value of x would make Triangle A B C.equilateral?

Part b. What is the perimeter or sum of the lengths of the sides of the equilateral triangle? Be sure to include the unit of measure in your solution.

3.Given: Angle E ≅ Angle H and G is the midpoint of segment EH.

Prove: Segment EF is congruent to Segment HI

A park has 2 bike trails in the shape of similar quadrilaterals. Trail A has side lengths of 90m, 108m, 120m and 132m. The shortest side of Trail B is 45m. Luis rides his bike around Trail A once and Tara rides her bike around Trail B twice. Who rode the longest distance and by how much? Show all work for credit.

Find an equation of combined variation. Then solve for the missing value.

a varies directly as b and inversely as c.

One set of values is a = 14, b = 14, and c = 6.

Find a when b = 4 and c = 8.

Find an equation of joint variation. Then solve for the missing value.

a varies jointly as b and c.

One set of values is a = 2.4, b = 0.6, and c = 0.8.

Find a when b = 0.4 and c = 0.4.

Find an equation of combined variation. Then solve for the missing value.

b varies directly as c and inversely as d.

One set of values is b = 5.75, c = 2.3, and d = 0.3.

Find b when c = 0.5 and d = 0.15.

Find an equation of combined variation. Then solve for the missing value.

a varies directly as b and inversely as c.

One set of values is a = 14, b = 14, and c = 6.

Find a when b = 4 and c = 8.

Find an equation of combined variation. Then solve for the missing value.

p varies directly as q and inversely as r.

One set of values is p = 5, q = 1, and r = 2.

Find p when q = 10 and r = 50.

Find an equation of joint variation. Then solve for the missing value.

f varies jointly as g, h, and j.

One set of values is f = 18, g = 4, h = 3, and j = 5.

Find f when g = 5, h = 12, and j = 3.

A pitcher's earned run average (a) varies directly as the number of earned runs (r) allowed and inversely as the number of innings (i) pitched. Jim Jackson had an earned run average of 2.52. He gave up 98 runs in 350 innings. About how many earned runs would he have given up if he had pitched 411 innings with the same average?

If m varies directly as n and inversely as o, and m = 20 when n = 50 and o = 10,

find m when n = 96 and o = 16.

If c varies jointly as f and g, and c = 27 and f = 18 and g = 6, find c when f = 30

and g = 10.

A pitcher's earned run average (a) varies directly as the number of earned runs (r) allowed and inversely as the number of innings (i) pitched. Jim Jackson had an earned run average of 2.52. He gave up 98 runs in 350 innings. About how many earned runs would he have given up if he had pitched 411 innings with the same average?

If m varies directly as n and inversely as o, and m = 20 when n = 50 and o = 10,

find m when n = 96 and o = 16.

If c varies jointly as f and g, and c = 27 and f = 18 and g = 6, find c when f = 30

and g = 10.

The time (t) required to empty a tank varies inversely as the rate (r) of pumping. A pump can empty a tank in 90 minutes at the rate of 1200 L/min. How long will the pump take to empty the tank at 3000 L/min?

The literature teacher says that the faster you are able to read, the less time you will need to read a book. Maria can read 200 words a minute, and she took 14 hours to read a book that she checked out from the library. Linda can read 160 words per minute. How long will she need her to read the same book?

Rosa has designed a pulley system for a school science project. She has determined that as the coefficient of friction increases, the efficiency of the pulley decreases. With a coefficient of friction of 0.2, the efficiency of the pulley is 75%. What would you expect the efficiency to be if the coefficient of friction increased to 0.3?

Complete the equation of variation where y varies inversely as x and y = 80 when x = 0.7.

If y varies inversely as x and y = 320 when x = 25, find y when x is 40.

If y varies inversely as the square of x and y = 4 when x = 5, find y when x is 2.

If y varies inversely as the square of x and y = 4 when x = 3, find y when x is 2.

The time (t) required to empty a tank varies inversely as the rate (r) of pumping. A pump can empty a tank in 90 minutes at the rate of 1200 L/min. How long will the pump take to empty the tank at 3000 L/min?

Complete the equation of variation where y varies inversely as x and y = 8 when x = 10.

Joe is trying to soup up his dragster. He knows that the time needed for the car to go from 0 to 100 miles per hour varies inversely with the car's horsepower. At 200 horsepower, the car can go from 0 to 100 mph in 10 seconds. How long should the car take if he can increase the horsepower to 250 hp?

The volume (V) of a gas varies inversely as the pressure (P) upon it. The volume of a gas is 200 cubic centimeters under a pressure of 32 kg per square centimeter. What will be its volume under a pressure of 20 kg per square centimeter?

Complete the equation of variation where y varies inversely as x and y = 80 when x = 0.7.

Rosa has designed a pulley system for a school science project. She has determined that as the coefficient of friction increases, the efficiency of the pulley decreases. With a coefficient of friction of 0.2, the efficiency of the pulley is 60%. What would you expect the efficiency to be if the coefficient of friction increased to 0.3?

Complete the equation of variation where y varies inversely as x and y = 0.125 when x = 8.

Rosa has designed a pulley system for a school science project. She has determined that as the coefficient of friction increases, the efficiency of the pulley decreases. With a coefficient of friction of 0.2, the efficiency of the pulley is 75%. What would you expect the efficiency to be if the coefficient of friction increased to 0.3?

John is trying to drain a swimming pool. He has two pumps, but he can only use one at a time. He knows that the time a pump takes to drain the pool varies inversely with the power in watts of the pump. His old pump is a 40 watt pump, and it can drain the pool in 5 hours. How long would the job take if he uses his new 100 watt pump?

A plane is flying at the rate of 200 miles per hour. What would be the correct direct variation formula for the plane using h = hours and m = miles?

Find an equation of variation where y varies directly as x and y = 0.8 when x = 0.4.

Find an equation of variation where y varies directly as x and y = 2 when x = 10, find y when x = -25.

The number of women working in every office varies directly as the number of men. In the first office there are 8 women and 2 men. In the second office there are 6 men. How many women are in the second office?

The amount of money Sharita makes varies directly with the number of hours she works. If she earns $41.25 for 5 hours of work, how much will she earn if she works 8 hours?

The number (n) of servings of meat that can be obtained from a turkey varies directly as its weight (w). From a turkey weighing 22 pounds, one can get 44 servings of meat. How many servings can be obtained from a 16 pound turkey?

Michael has a water pump that will pump water at the rate of 5 gallons per minute. Which of the following direct variation formulas is correct using m = minutes and g = gallons?