Victorlopezcarrasco Victorlopezcarrasco

03-06-2017
Mathematics

contestada

The average of three numbers is 94. The average of four different numbers is 87. What is the weighted mean of all the numbers together?

Respuesta :

Аноним Аноним

03-06-2017

((94 * 3) + (87 * 4)) : 7 = (282 + 348) : 7 = 630 : 7 = 90 - answer.

Answer Link

Otras preguntas

What were the artistic, literary, and intellectual ideas of the Renaissance?

What are the chances of donald trump winning president?

Janine has job offers at two companies. one company offers a starting salary of $28,000 with a raise of $3000 each year . the other company offers a starting sa

Does the differential dy represent the change in f or the change in the linear approximation to f? Explain.

Solve x2 – 8x = 3 by completing the square. which is the solution set of the equation

Marco sporting goods purchases bowling balls from manufacturer for a whole price of $65 each. The retail price of the bowling balls reflects a 60% increase over

If y = 7x – 5, which of the following sets represents possible inputs and outputs of the function, represented as ordered pairs? (5 points) {(–5, 0), (9, 2),

count basie is known for playing which instrument

Why is a career important to human capital?

explain why conductors and insulators are both required to construct the electrical wiring in your home