Thirty points not even kidding

two trains leave the city at 3 pm one train goes east at a rate of 70 mph the other goes west at 62 mph how long will it take the trains to be 528 miles apart

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.