joybrewer4285 joybrewer4285
  • 13-08-2017
  • Mathematics
contestada

To get an a in a course, you need an average of 90% or better on four tests that are worth 100 points each. your scores on the first three tests were 87, 92, 84. what must you score on the fourth test to get an a for the course?

Respuesta :

lina0513 lina0513
  • 19-08-2017

set the score of the fourth test as x

(87+92+84+x)=4*90

x=97


Answer Link

Otras preguntas

Factoring Trinomials (a=1)n^2 + 4n -12
You will be helping Galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum.
what is the relationship between the values of the 4s in 4,438
when you convert 100 feet per second to inches per second will there be more or less then 100 inches expain
A middle school team scored three field goals worth three points each and two touchdowns worth six points with a single extra point for each touchdown. How many
why must organism maintain stable internal condition
If one-half of a number is 8 less than two-thirds of the number, what is the number?how? 1)24 2)32 3)48 4)54
What is the answer to 7- 5/3c=22
What it is a rising action of a story for King arthur
0.4 greater or less than 0.036