Kristina invested $1200 in a savings account that earns simple interest. At the end of 12 years, there was $1488
in Kristina's account. Which of the following rates did
Kristina's account earn in interest?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Can someone answer this question? : )

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?