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

Alyssa is taking a walk on a nature path near her neighborhood. She carries a compass with her. As she walks along the path, she notices the needle on the compa

This excerpt shows an example of conflict between the disapproving pigs and Napoleon nature themselves. Boxer.

which is the function of bone?

A manufacturing firm identified that it would have difficulty sourcing raw materials locally, so it decided to relocate its production facilities. According to

Match the player with the description of the job. 1. wings a. This player is similar to a quarterback in football. This player leads the attack by carrying the

Municipal bonds are essentially the same as corporate bonds. Thus, the coupon (interest) rate set on a not-for-profit hospital bond will be the same (for all pr

Matt wants to investigate the opinions of young adults in the country, ages 18 years to 25 years, about time spent playing video games. He plans to administer a

the williams have a farm that is in a rectangular shape. the length of the farm is hundred yards twice the width. the whole perimeter of the farm is 830 yards

solve the equation 5x-1=14

A Shark Weighs 405 kilograms and 68 grams a second shark weighs 324 kilograms and 75 grams how much more does the first shark weigh in grams than the second sha