Answer:
-20 7/20, 7/28, 20, 20.75
Step-by-step explanation:
Answer:
310
Step-by-step explanation:
total no.of students=1872
ratio of boys to girls=7:5
sum of ratio=total of students
12/12=1872
7/12=?
7/12*1872/1=1092which is the number of girls
1872-1092=780which is the number of boys
difference =1092-780= 310
Answer:
A
Step-by-step explanation:
Imagine a corner of a cube.
It is made of three planes interesting at a single point
The image should help.
You have to go over then up (x,y)