1 - Na equação x – 2y = 10, qual o valor de y quando x vale 20? * 1 ponto a) 5 b) -5 c) 20 d)-20 2 - Comprei uma bermuda e 2 camisetas por 60 reais. Se a bermuda custou 28 reais, qual o valor de cada camiseta? * 1 ponto a) 28 b) 60 c) 32 d) 16

Select the correct answer from each drop-down menu. the table shows the annual sales revenue for different types of automobiles from three automobile manufacturers. sales revenue (millions of dollars) suv sedan truck marginal total b & b motors 22 15 9 46 pluto cars 25 27 10 62 panther motors 26 34 12 72 marginal total 73 76 31 180 the company with the highest percentage of sales revenue from sedans is . of the annual sales revenue from suvs, the relative frequency of pluto cars is .