akumisaynai
akumisaynai akumisaynai
  • 01-02-2018
  • Mathematics
contestada

1.) test worth 50 points ; test sore of 84%
2.)test worth 75 points; test sore of 96%
In proportion

Respuesta :

iby909
iby909 iby909
  • 01-02-2018
5*8=40=80%
0.5*4=2=4%
40+2=42
42/50=42:50=21:25

7.5*90=67.5
0.75*6=4.5
67.5+4.5=72
72/75=72:75=24:25

21:25,24:25

b is better


Answer Link

Otras preguntas

4. Find only the two exponential polynomials 3x²- x-4. And check the correctness of the relationships between digits and coefficients:​
a second-grade math teacher is designing a lesson that will address the standard for number and operations. this lesson will focus on the use of standard word a
(a) Suppose that 4 persons are playing one round of rock-paper-scissors where all players show their hands randomly. (i) What is the chance that exactly 1 perso
What might Document C and Document D both suggest about why some Senators opposed the Treaty of Versailles?
jxbjsb x x g sssssssssssssssssssssssssssssss ssssssssssssssssssssssssssssss
3 differences between capillaries and arteries
Child Labor and Women’s Suffrage July 22, 1905 Speech by Florence Kelley 1 We have, in this country, two million children under the age of sixteen years who are
heyyy guyss...how are you all??​
convert the following measurment​
identify Cl,Br,I ions in nacl,nabr,nai solutions respectively practical