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 
Answer:
z-score for 900 points = -4
Step-by-step explanation:
To find the z scores
z=(x-mean)/standard deviation
so
z=(900-1500)/150
z= -600/150
1/5=10
There are 10 baseball cards
1/10=5
There are 5 football card's
50-10-5=35
There are 35 basketball card's
35-10=25
Gerry has 25 more basketball card's than baseball card's
Answer:
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Step-by-step explanation:
STEP 1:

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STEP 2:
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STEP 3:

STEP 4:
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