Answer:
Step-by-step explanation:
It is 9:4.
Reason: divide both numbers by a common multiple, which is 7.
4 babies and 7 adults
B head=4x1=4 Aheads (3x7)=21 21+4=25 heads
B wings 4x2=8 A wings(4x7)=28 28+8=36
Answer:
All events are independent
Step-by-step explanation:
You are given the table

Two events A and B are independent when

a) A="Chocolate"
B="Adults"
A and B="Chocolate and Adults"

Since
events are independent
b) A="Children"
B="Chocolate"
A and B="Children and Chocolate"

Since
events are independent
c) A="Vanilla"
B="Children"
A and B="Vanilla and Children"

Since
events are independent