Find the percent decrease. Round to the nearest percent.
From 151 pounds to 138 pounds
The percent decrease is
%.

8.60927%decrease            

−8.60927%change

Step-by-step explanation:

(V2−V1)|V1|×100

 =(138−151)|151|×100

=−13151×100

=−0.0860927×100

=−8.60927%change

=8.60927%decrease

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt