rfieldgrove7038 rfieldgrove7038

02-06-2018
Mathematics

contestada

Paul has grades of 86 and 85 on his first two tests. what must he score on his third test in order to have an average of at least 90

Respuesta :

a3541649783 a3541649783

02-06-2018

you can think the third score is x
86+85+x=90*3
x=99

Answer Link

cchikoo cchikoo

02-06-2018

3*90=270 ( multiply the number of tests which is 3, times 90 to get the total score)

86+85=171 (adding two test together)
270-171= 99

You will need at least 99 in your third test!

Hope this helps!

Answer Link

Otras preguntas

what act did the united states government pass in order to be able to move Native American of their lands into the Indian's Territory? A) Native American Act B)

what does a 220 degree angle look like?

the coordinates of point A are (-6, 4). the coordinates of point B are (3, 4). which expression represents the distance, in units, between points A and B?

the initial population of a town is 2600, and it grows with a doubling time of 10 years. what will the population be in 8 years?

what's an improper fraction

1) Elizabeth works part-time to help pay for college. She has worked for the last 14 days without a day off for a total of 48 hours. Depending on her schedu

In a short response of at least three complete sentences, define flash-forward and explain its effect on a traditional plot structure

represent the number 1.16 using base ten blocks

how do you work out 45.3x6 using grid method

What are 5 pros and cons of living in sparta and athens in greece?