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:
Rv and wx
Step-by-step explanation:
Skew means that its not parallel nor intersecting which means rv and wx are neither parallel nor intersecting
Hope this helps
Answer:
1:3
3:9
5:15
25:75
30:90
35:105
Step-by-step explanation:
Multiply the number of students by 3
