Question

Three baseball fans estimated the top speed of a baseball pitcher’s fastball. The table shows their estimates. The top speed of the pitcher’s fastball is known to be 102 mph.

Which statements are true?

Name Speed guessed (mph)
Lisa 97
Justin 93
Mohammed 105

Choose exactly two answers that are correct.

A.
Justin’s estimate had a lower percent error than Lisa’s.

B.
Mohammed’s estimate had the lowest percent error.

C.
Lisa’s estimate had about a 4.9% error.

D.
Justin’s estimate had a –9% percent error.

Answer 1

@shifuyanli

Answer 2

\[\frac{ 102-97 }{ 97 }\times100=?\]\[\frac{ 102-93 }{ 93 }\times100\]\[\frac{ 105-102 }{ 102 }\times100=?\] solve it

Answer 3

@urbanmorgans ^

Answer 4

here

Answer 5

okay solve them :)

Answer 6

1. 5/97 2.3/31 3.1/34

Answer 7

@shifuyanli