Question

Beth measured the distance from home plate to the pitcher’s mound on a baseball field. She measured the distance to be 69 ft. The actual distance from home plate to the pitcher’s mound is 60.5 ft.

What is the percent error in Beth’s measurement? Round to the nearest tenth of a percent, if necessary.

A.
8.5%

B.
12.3%

C.
14%

D.
85%

Answer 1

14.0495868, or 14%

Answer 2

ok thank you

Answer 3

ur welcome

Answer 4

A car mechanic tested the accuracy of three speedometers. The table shows the speed registered by each of the three speedometers. The actual speed each speedometer was tested on was 90 kmph.

Which statements are true?

Speedometer Speed displayed (kmph)
A 92
B 87
C 88

Choose exactly two answers that are correct.

A.
Speedometer A and Speedometer C had the same percent error.

B.
Speedometer C had the least percent error.

C.
Speedometer C had a 0.02% error.

D.
Speedometer B had about a 3.3% error.