A professional baseball player's starting salary is $480000 and he can make up to $27500000 after fifteen years of playing.If his salary increases each year by the same amount, the annual salary increase, to the nearest dollar, is

A. $1998571/ B. $1801333/ C. $1930000/ D. $1865333

The seventh term of an arithmetic sequence is 48 and the thirty-second term is 1073 The sum of the first 20

terms is

A. 8750/ B. 3830/ C. 3010 / D. 7660

Jaylene received a spruce tree from the school at the end of Grade 1. It grows at a rate of 20% per year. If the tree is 15 cm tall when Bridgett plants it, how tall will the tree be in 11 years?

A. 134 cm/ B. 111cm / C. 220 cm/ D. 160cm