Relative Change Percent

Car B costs $31,000. This is 23% more than car A costs. What is the price of car A, to the nearest dollar?

• $25,203

• $23,870

• $38,130

• $8,000

A rat used to take 350 seconds to complete a maze. He has improved his time by 16%, how long does it take him now, to the nearest second? (Remember, this is a percent decrease from 350 sec.)

• 294 sec

• 417 sec

• 302 sec

• 334 sec

B = 35.  A is 125% more than B.  A = ?

• 78.75

• 160

• 28

• 43.75

By what percentage is y greater than x (rounded to 1 decimal place)?

• 31.8%

• 24.1%

• 120.2%

• 41.7%

You just refinanced your home to lower your mortgage rate. Your old rate was 6%. You are now paying 4% interest. What is the relative change in your rate to the nearest percent?

• -33%

• -2%

• -20%

• 2%

Last year, 75% of respondents to a survey were fans of Talking Heads. This year 84% of respondents were fans of the band. What was the relative change in fan percentage?

• 9%

• 12%

• -9%

• 13%

225.25 is 22% less than x. What is x, to 2 decimal places?

• 288.78

• 274.81

• 325.25

• 247.25

x is 22% greater than 225.25. What is x, to 2 decimal places?

• 288.78

• 274.81

• 325.25

• 247.25

Consider this statement: "Car A is 18% more expensive than car B." Which car's price is the reference value?

• Car B

• Car A

What is the percent difference between x and y if y is your reference value?

• -31.8%

• -24.1%

• -120.2%

• -41.7%