five balls, numbered 1, 2, 3, 4, 5, are placed in a bin. two balls are drawn at random without replacement. what is the probability that the sum of the numbers on the balls drawn is 7?

Answer this question, only if you know the answer. 30 points and brainliest!

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?