kierramhowell3342 kierramhowell3342
  • 06-04-2018
  • Mathematics
contestada

In ben's class, there were five exams given throughout the semester. if the average of his first four exams was a 90, what was his average based on all five exams?

Respuesta :

jushmk
jushmk jushmk
  • 12-04-2018
Number of exams per semester = 5
Average of first four exams = 90

Therefore,
Total of first four exams = 90*4 = 360 marks

Based on 5 exams,

Average = 360/5 = 72
Answer Link

Otras preguntas

Identify the real part and imaginary part of the complex number 16-i square root 6
What did East Pakistan change its name to in 1971?
Which digits repeat in the decimal number 28.1543?
How do you graph 6x + 8y = -24
Akira estimated that a tree was 40 years old. The true age of the tree was 47 years old. Which expression can be used to calculate the percent error in Akira’s
is 9/16 closest to 0 or 1/2 or 1 is 5/6 closets to 0 or 1/2 or 1
why is government court sentences someone to death legitimate?
The number 15.24 is an example of a repeating decimal. True False
What did Johannes Kepler demonstrate
predict the number of blue squares in a quilt with 11 green squares if there are 4 green squares in a quilt with 68 blue squares