Un dioula achète 2 sacs de riz de même poids et de même valeur il a vendu le premier sac au prix de 35,50 f le kilogramme et a fait ainsi un bénéfice de 422,50 f. Mais le deuxième sac n'a pu être vendu qu'au prix de 28 f le kilogramme de riz et il a eu alors une perte de 65 f . combien pesait chaque sac? quel était le prix d'achat du kilogramme de riz?

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.