The hunger games sold 1450 copies last week. This week the sales of this book decreased to 957 copies. What was the percentage of change in the sales of the hunger games

How do you multiply a mixed fraction by a regular fraction

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.