Lara's mean score after three innings was 84. After a fourth innings his mean score decreased to 75.Calculate Lara's score in the fourth innings.

Solve the x in the equation x^2+14x+17=-96

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?