Answer:
i need this one to but cant figure it out
Step-by-step explanation:
Answer:
Missing dimension is 6
Step-by-step explanation:
2.5 times 4 is 10, to get to 60, your missing 6, 60/10=6
Answer:

Step-by-step explanation:
Given
Girls = 3
Boys = 5
Required
How many ways can 2 boys and girls be chosen?
The keyword in the question is chosen;
This implies combination and will be calculated as thus;

For Boys;
n = 5 and r = 2






For Girls;
n = 3 and r = 2






Total Selection is calculated as thus;



8/x -5/x=4
multiple x on both side
8-5=4x
3=4x
x=3/4