Which equation represents a proportional relationship? y=−5(x+1)

y=−x

y = 5x + 1

y=15x

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.