How do you substitute?

A minibus drives 150 kilometers in two and a half hours what is its average speed in kilometers per hour

Bill is 6 feet tall he casts 4 foot shadow that at the same time a tree That is 16 foot tall casts a shadow use someone triangles to find the height of the tree

the difference of two numbers is 28 find both numbers if the larger is four more than three times the smaller

What is the rate of change in a function y = (0.98) ^x? Determine whether the function represents exponential growth or exponential decay

What is the solution set for 4x-3=2x+5, given the replacement set {2, 3, 4, 5}? A. x=2 B. x=3 C. x=4 D. x=5

If a Roadrunner ran 80 miles and 4 hours, how long will it take the Roadrunner to run 60 miles? Explain or show how you determined this.

How tall is now that is 10 meters in length and 5 meters in width

Priya looks at the inequalities 12-X>5 and says " I subtract a number from 12 and wants a result that is bigger than 5. That means that the solutions should be values of x that are smaller than something.

If f (x) = 2x2 + 2, find f (5).

Dave received 120$ for his birthday from his parents and his friends. He went on a shopping spree and spent 2/5 of his money on a t-shirt and 1/6 on mountain bike magazines. How much money does he have left.