Um feirante usava uma balança de dois pratos com pesos de 2 kg, 1 kg, 500 g, 200 g
100 g. Certo dia, uma freguesa lhe pediu 400 g de cenoura, 900 g de cebola e 1,8 kg de
tomate. Sabendo que para cada pedido ele poderá usar cada um dos pesos uma única
vez, responda: como o feirante conseguirá fazer as "pesagens"?

How to determine whether two known pairs of points are on the same line.

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .