A mixture of 3% disinfectant solution is to be made from 8% and 2% disinfectant solutions. How much of each solution should be used if 36 gallons of 3% solution are needed? You need ___ gallons of 8% solution and___ gallons of 2% solution.

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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.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer