Answer:
6 boys, 15 girls
Step-by-step explanation:
I will use B for boys and G for girls
Cross multiply
There are 6 boys, so that means that there are 15 girls
A ratio of 6:15 can be simplified by dividing by 3
6/3:15/3 = 2:5
I think it's B and D
13.5 is the difference of the length of the roads
68% of Dominics friends went on at the same time as him.
50-7-4=34
34/50 =0.68 x 100 = 68%
Have you tried 5 x pi?
Good luck! Hope that helps!
B