williamwu7374 williamwu7374
  • 02-06-2018
  • Mathematics
contestada

Jacqui has grades of 87 and 84. if she wants an average of 78 what does she have to score

Respuesta :

eddiesimmons121 eddiesimmons121
  • 07-06-2018
Jacqui needs to score a minimum of 63% on her next test to average 78%
Hers is the work:
87 + 84 + x = 78 * 3 so 171 + x = 234 which simplifies to x = 63
Have a nice day :P
Answer Link

Otras preguntas

the primary purpose of advertising is
Write the equation, in slope-intercept form, of the line that has a slope of 2 and passes through the point (3, 1).
3x+5>_7 please help me with this
Given: x y = 10. if x = -21, what is y ?
Completely factor the polynomial. 4x^2 20x 25
Robert buys 20 shares of Apple at the close price of $266.70. His broker charges him 5% of each share as a transaction fee. How much did Robert spend in total t
Too much arousal in an athlete can lead to         A. increased muscle tension and attention deficits, thus decreasing performance.   B. a physical and mental
Solon is an important figure in the history of ancient Athens because he
find the coordinates of the midpoint of the segment whose endpoints are h(6,4) and k(2,8)
which organelle produces sugars while releasing oxygen, and in which cell could it be found? a the golgi apparatus, which can be found in lung cells of animals