Which event would be closest to having a probability of occurring of 0.8?

a) choosing a vowel from the set {a, e, i, o, u}

b) choosing an odd number from the set {2,4,6,8,9}

c) choosing a consonant from the set {b, c, d, e, f}

d) choosing an even number from the set {1,3,5,7,9}

Plz hurry. AND NO LINKS PLZ

Which point is on the line y=-2+3? (-2,-1) (3,3) (3,-3) (-3,-9)

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

The customer price index(cpi), which measures the cost of a typical package of customer goods,was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely.use data points to find such a line and then estimate the requested quantities