On a package of rice, the directions say that the ratio of cups of water to cups of uncooked rice should be 1: 1 2 . a. what is the total number of cups of ingredients needed if you want to cook 1 2 cup of uncooked rice? b. susan says that the ratio of cups of water to total cups of ingredients is 1: 2 because there is twice as much water as there is rice. is this the correct ratio? explain why or why not, and if not, give the correct ratio.

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Evaluate cos2θ for cosθ = square root of 3/2

Let x = a + bi and y = c + di and z = f + gi. which statements are true?