Percent%

A real estate agent expected 18 people to show up for an open house, but 25 attended. What is the percent error?

• 45%

• 28%

• 32%

• 12.9%

Elana's math class had 24 students yesterday. She miscounted the class total and recorded it as 20 students. What is Elena's percent error?

• 32%

• 21%

• 109%

• 16.66%

If 39 is 10% of a number , what is that number ?

• 250%

• 456%

• 390%

• 675%

If 39 is 1% of a number , what is that number

• 3900 %

• 4900 %

• 5400 %

• 1200 %

Jessie estimates the weight of her cat to be 10 pounds ,The actual weight of the cat 13.75 pounds . Find the percent error .

• 27.27%

• 76.98%

• 87.34%

• 34.23%

Eva estimates that 475 songs will fit on her MP3 player . The actual amount of songs that fit is 380 . Find the percent error.

• 21 %

• 76 %

• 25 %

• 84 %

Mr.Moore's students were directed to weigh a 300 gram mass on the balance scale . Tina weighed the object on a broken scale and reported 328 Grams .

• 2.3 %

• 9.3 %

• 1.3 %

• 5.5 %

Sabrina calculates the cost of a books as $50 . The actual price was $56. What is Sabrina's percent error ?

• 34.6

• 12.8

• 76.4

• 10.7

Marcus estimates that 230 people will attend the choir concert . The actual total that attended was 300 people . Find the percent error ?

• 27.4 %

• 23.3%

• 45.7%

• 56.8%

Dennis wants to buy a card for his wife . Dennis calculates the amount of the card as $4.50 . The actual price of the cards is $4 . What is Dennis percent error ?

• 56.8

• 45.4

• 70.5

• 12.5