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 is the difference between work done by fuel and work done by moving object??

how do we differentiate chemical change from physical change

Romeo had pound of fudge left. He divided the remaining fudge into -pound 5 16 bags. Write and solve an equation that models the situation. Then interpret the Q

Check all solutions to the equation. If there are no solutions, check "None." x2 = 36 A. 6 B. 18 C. O D. -6 E-36 F. None

How would you best describe the criminal justice system? Choose one word that best describes it and explain how to use multiple details and examples from the pr

Mark’s meal costs $19.93. He wants to leave a tip of 15.00%. What is the total charge for Mark’s meal? How much was the tip?

ill give 15 each please i need help im nearly going back to school im done

Helppp pls :))))))))

Select the correct answer. Should the highlighted word begin with a capital letter? Joe asked, "Is there any work I can do?" OA. Yes ОВ. No

Use the following graph of the function f(x) = 2x3 + x2 − 3x + 1 to answer this question: graph of 2x cubed plus x squared minus 3x plus 1 What is the average r