Answer:
5 is the leading coefficient
5p = 80b
3(5p) = (80b)3
15p = 240b
Lan need 240g of butter to make fish pie for 15 people.
1.41666666667 is the answer
There are three elements in that set.
Answer:
The number of men was 
The number of women was 
Step-by-step explanation:
The question in English is
Having organized a bingo has raised $1900. For the entrance of men $15 and women $10 and an attendance of 150 people has been reported. Determine the number of men and the number of women who participated in the bingo.
Let
x----> the number of men
y----> the number of women
we know that

-----> equation A
-----> equation B
substitute equation A in equation B and solve for y





Find the value of x

therefore
The number of men was 
The number of women was 