thatpeachesbatguin
thatpeachesbatguin thatpeachesbatguin
  • 10-08-2016
  • Mathematics
contestada

you score 92, 86, 98, and 94 on your first four social studies tests. what score must you get on the fifth test to have a mean score of 90?

Respuesta :

jfcorpuz jfcorpuz
  • 10-08-2016

92 + 86 + 98 + 94 = 370

370 +  X 

-------------      = 90

     5


370 + X = 90(5)

370 + X = 450

X = 450 - 370

x = 80

Answer Link
dandy0425
dandy0425 dandy0425
  • 09-04-2020

Answer:

80

Step-by-step explanation:

Answer Link

Otras preguntas

Here's a story problem...."Rita's wants to estimate the number of beans in a large jar.  She takes out 100. she takes out 100 beans and marks them. Then she ret
if arctan(3/5)=K    Tan(k)=?
Suppose theta= 11pi/12. How do you use the sum identity to find the exact value of sin theta?
What was an effect of nationalism in Europe in the early 1900s?
At the begining of 6 grade the ratio of number of the advanced math students to the number of regular students was 3:8. However after taking the placement tests
Suppose theta= 11pi/12. How do you use the sum identity to find the exact value of sin theta?
Suppose theta= 11pi/12. How do you use the sum identity to find the exact value of sin theta?
What was an effect of nationalism in Europe in the early 1900s?
Suppose theta= 11pi/12. How do you use the sum identity to find the exact value of sin theta?
Here's a story problem...."Rita's wants to estimate the number of beans in a large jar.  She takes out 100. she takes out 100 beans and marks them. Then she ret