Saturday
May 18, 2013

# Posts by Kirk

Total # Posts: 65

math
Bill got 52 correct answers on an 80-question test. What percent of the questions did he answer incorrectly?

math
. A real-estate broker receives 4% of an \$80,000 sale. How much does the broker receive?

math
A car company is offering car loans at a simple interest rate of 4.7%. Find the interest charged to a customer who finances a car loan of \$7200 for 3 yr.

math
Bill got 52 correct answers on an 80-question test. What percent of the questions did he answer incorrectly?

math
The amount of gold jewelry and other products is measured in karats (K), where 24K represents pure gold. The mark 14K on a chain indicates that the ratio between the mass of the gold in the chain and the mass of the chain is . If a gold ring is marked 18K and it weighs 0.4 oz,...

math
. A Boeing 747 jet is approximately 230 ft long and has a wingspan of 195 ft. If a scale model of the plane is about 40 cm long, what is the model’s wingspan?

math
If Jack Jones lost a total of 66 yd in 11 plays, how many yards, on the average, did he lose on each play?

math
On each of four consecutive plays in a football game, a team lost 11 yd. If lost yardage is interpreted as a negative integer, write the information as a product of integers and determine the total number of yards lost.

math
The greatest recorded temperature ranges in the world are around the “cold pole” in Siberia. Temperatures in Verkhoyansk have varied from 294°F to 98°F. What is the difference between the high and low temperatures in Verkhoyansk?

math
The largest bubble chamber in the world is 15 ft in diameter and contains 7259 gal of liquid hydrogen at a temperature of 2247°C. If the temperature is dropped by 11°C per hour for 2 consecutive hours, what is the new temperature

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