Which number Line shows the solution to 1/4x+1<5

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

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?