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Dos motos, A y B, toman la salida en una carrera de 90 km. La moto A realiza el recorrido con una velocidad media inferior en 20 km/h a la de la moto B, con lo que llega a la meta 3 minutos después que B. Calcula la velocidad de cada moto.

100 10, UUS 11. A ball is thrown upward at a velocity of 15 meters per second from a height that is 20 meters above the ground. The height h (in meters) of the ball at time t in seconds) after it is thrown can be found by h (t) = - 5t^2 + 15t + 20.

beth sold half of her comic books and then bought nine more. shoe now has 28. with how much did she begin?

A rectangular quilt is to contain 1900 square centimeters. one side is to be 40 centimeters longer than the other. which statement will allow you to find the length of the quilt?

48 is what percent of 52?

Which transformations of the graph of f (x) = - 4x result in the graph of f (x) = 4x + 3? 1. reflection over the x-axis and shifted 3 units to the left 2. reflection over the y-axis and shifted 3 units to the right 3.

Jenny is kn her way home in her car. Her drive is 20 miles long. She has finished one-fourth of tje drive so far. How far has she driven?

Simplify 1) 3b + b + 6 = 2) n + 5n - 3c = 3) 12d - 2d + e =

If h = 21 units and r = 7 units, what is the volume of the cone shown above? Use 3.14 for.

Convert the fraction 2/5 to a decimal and a percent. Show all of your work and explain your answer.