Cell phones on sale for $840 for one week only! when the sale ended, the same cell phones on sale for $1092 what the percent increase from the first week to the second week

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path

Find the distance between (7,-6) and (-3,-9)

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )