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 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

3. Stone him 10 - Exercise 7. Name the Part of Speech of each italicized word in the allowing sentences : 1. We had a severe winter ten years ago. 2. They alwa
If house is SLFHV shoe is
Miscommunication example of listening
Correct answers please?? I can't figure it out
Shylah is picking out a rectangular aquarium for her new fish. The height of aquarium A is half the height of aquarium B. The length of aquarium B is twice the
Sperms are produced in _______ and ova are produced in ________
Q10."N" Number of capacitors are connected (i) in parallel (ii) in series. find relation for Capacitance of these capacitors in both case?​
Claims form a compound Poisson process with =2 and individual claim density function f(x)=e 2x + 23 e 3x ,(x>0) (i) Find p 1 (ii) If a safety loading of 80%
7times a number is 8 less than the square of that number. Find the positive solution.
heyyy guyss...how are you all??​