kayleee8374 kayleee8374
  • 03-03-2018
  • Mathematics
contestada

Write a proportion to find how many points xx a student needs to score on a test worth 80 points to get a test score of 80%.

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 07-03-2018
xx/80 = 80/100 . . . . . . . . . your proportion
Answer Link
emilyconner1008
emilyconner1008 emilyconner1008
  • 19-12-2019

Answer:cross multiply to solve

100x = 50*78

x = 50*78/100

x = 39 points needed to score a 78%

Step-by-step explanation:hope this helps:D

Answer Link

Otras preguntas

How are conditions,convictions, and radiation different
The density of blood is 1.05 kg/m3, find the mass of a bag of blood for a transfusion, if the volume is 1.5 m3.
Find the pairs of numbers between 15 and 30 that has 7 as a greatest common factor
an atom with a net positive charge must have more
What is the systematic name of PbO?
How many combinations of two letters are possible from three letters?
In 2000, a movie was released which featured traditional american music in its soundtrack. as a result of the movie's popularity, there was a sudden increase of
23 pls help, it’s so weird I can’t find a pattern... and I am lazy pls and thx
what type of organic molecule is this?
Emily conducted an experiment on hostility and was particularly concerned that her subjects base their voluntary participation on a full understanding of the po