Answer:
75 boys
Step-by-step explanation:
Formula-Girls:Boys=Girls:Boys
5:6=_:90
90×5=450
450÷6=75
Let no red ribbons=x
no. Of blue ribbons=x+3
No. Of yellow ribb9ns=x+7
Totsl ribbons=28
28=x+x+3+x+7
28=3x+10
3x=28-10
3x=18
X=18/3
X=6
No .of red ribbons=6
No. Of blue ribbons=x+3=9
No. Of yellow ribbons=x+7=13
1. A)
7x= 3(35)
7x= 105
105/7= 15
Therefore x=15
2. C)
Answer:
0 degrees
Step-by-step explanation:
when it is hour 12 and 0 minutes, the hour and minute hand will be on top of each other, so therefore it does not form an angle
It might be 2/9 sorry if it wasn’t
