What are positive and negative effects of the elevator?

What is eratosthenes famous for? How many syllables are in as they fall from the trees? What is 3 times the sum of 7 and e? Kim can catch 8 fish in an hour and Chris can catch 4 fish in two hours How long will Chris have to fish in order to catch the same number of fish that Kim would catch in two hours? Which president is on the face of a five hundred dollar bill? What does 2 Timothy 1 1-14 mean? How do you find an area of a quadratic shape when you have the size of diagonals but the size of all four sides are different? How can you locate the manufacturer of a 12 gauge side by side shotgun that says Excelsior made in Italy? How many degrees in a left triangle? Is 6 a factor of 998876? R plus s equals 4 2r plus 3s equals 8? What can you say about objects whose speed versus time curves are close to the theoretical speed verus time line? Can you show me how to get the prime fractionzation of 200? How many gallons in a cylinder that is 24 foot high x 38 foot diameter? Do all trapezoids have a pair of parallel sides? How many syllables does kitten have? What are the number of integer palindromes between 10000 and 99999 that are divisible by 25? Is 829 an even number? What does an upside down v symbol stand for on calculator? When do we use the unbiased formula of variance?