A train goes twice as fast downhill as it can go uphill, and 2/3 as fast uphill as it can go level ground . If it goes 120 miles per hour downhill, how long will it take to travel 45 miles on flat land?

Q1 which of the following is a factor of a)37 b)53 c)62 d)82 q2) if the sum of 2016 different whole numbers is odd. at most how many of the numbers can be even a)0 b)1 c)2014 d)2015

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

Charlie tosses five coins.what is the probability that all five coins will land tails up.