marenpatricia marenpatricia

17-05-2021
Mathematics

contestada

if a student took a test three times and got 90 all three times, what is the score needed to bring down the average to 88

Respuesta :

wingwingcn89 wingwingcn89

17-05-2021

Answer:

The score of the fourth test should be 82

Step-by-step explanation:

Let the score of the fourth test be x.

(3×90+x)/4=88

270+x=352

x=82

Answer Link

Otras preguntas

what. is the equation for 9y - 11=7

The cotton gin and the sewing machine both contributed to the growth of which industry?

A company manufactures both mountain bikes and trail bikes. The cost of materials for a mountain bike is $60, and the cost of materials for a trail bike is $40.

f(x)= (x+2)^2 -1 Find x intercept Find y intercept Find vertex

8 is subtracted from a number and then the difference is multiplied by 2 the result is 24. find the number

The cotton gin and the sewing machine both contributed to the growth of which industry?

68 goes into 481 how many. times in rounding

How do u write a ratio

. Interjections are used most commonly in A. memos. B. speech. C. business letters. D. formal reports.

Describe two ways to protect the biodiversity of local forest ecosystems.