animeniconicon animeniconicon
  • 12-08-2018
  • Geography
contestada

Brian's scores on his first four spanish test are 92, 85, 90, and 92. What test score must Brian earn on the fifth test so that the mean will be exactly 90?

Respuesta :

Ava45018 Ava45018
  • 12-08-2018
(92+85+90+92+x)/5 = 90
x=91
Answer Link

Otras preguntas

Find the values of k that make [tex]2x^{2}+kx+7[/tex] factorable.
Factor completely, the expression: 2x^3-2x^2-12x show work please.
what is the war industries board?
A girl walk 5000 meters in one hour if the girl walks at the same speed for 4hours how many kilometers will she have walked
Describe all lab equipment which would be required if you wanted to heat a chemical to 1500ºC. Can your explain in detail?
Why is the UK a developed country?
A sample of CO2(s) and a sample of CO2(g) differ in their1) chemical compositions2) empirical formulas3) molecular structures4) physical properties
what is the difference 4y/xy - 2x/xy^3
Find the speed in degrees per minute of the minute hand of an accurate a clock.
What is the volume of a circular mine passage that is 19.0 feet in diameter and 210.0 feet long?