In 1970 the male incarceration rate in the u. s. was approximately 190 inmates per 100,000 population. in 2008 the rate was 960 inmates per 100,000 population. what is the percent increase in the male incarceration rate during this period?

Which is a graph of a proportional relationship?

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?