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 127% reduced as a fraction?

What is letter m? M/9 -17=21

According to Islamic belief Allah ordained that Muhammad was a subordinate God. the teachings of Jesus and Moses are incorrect and immoral. Muhammad created the

What is the missing exponent? (12^-5)^2 / 12^-4 = 12^_____

explain why the value of k cannot be equal to 0

Which type of compound subject almost always takes a plural verb? a. singular compound subjects with or b. singular compound subjects with nor c. plural comp

This is a key event in The Call of the Wild. Thornton knelt down by Buck’s side. He took his head in his two hands and rested cheek on cheek. He did not playfu

In a foreign country, half of 5 = 3. Based on that same proportion, what's one-third of 10?

What are these fractions in simplest form? ( when I do a / it means a "fraction bar" or " over" like 16/30 or 16 over 30, just incase any of you get confused)

Germany surrendered in May 1945 __________. a. before the Western Allies crossed the French-German border b. after German officers assassinated Hitler c. before