Which of the following represents the least percent of change? *

a. A coat that was originally priced at $90 is now $72
b. A puppy who weighed 6 ounces at birth now weighs 96 ounces
c. A child grew from 54 inches to 60 inches in 1 year
d. A savings account increased from $500 to $550 in 6 months

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label