A model is made of an airplane. The plane is 150 feet long and the model is 20 inches long. What is the ratio of the length of the plane to the length of the model? Be sure to reduce your answer!

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x