Answer:
24 girls 30 boys
Explanation:
You would need to divide the total number of students by 9 which would give you the value of six (54/9=6). Multiply the values in the ratio by six to get the actual breakdown of girls to boys. Since the ratio is 4 girls to 5 boys (based on the order of the sentence), there would be 24 girls and 30 boys in the class.
I think its the second one
Answer:
Barriers.
Explanation:
A barrier is an object or structure that is used to block off a road or route with the purpose of stopping or diverting traffic on that road. Barriers are also sometimes used to block access to a particular building.
Today, barriers often occur during road works, for example to keep traffic away from a street where work is in progress or to indicate a detour. Barriers such as concrete blocks, window boxes and posts are also used or considered against vehicle meddling in pedestrian areas.