Really need some help here.,

There was an I.T. Fair. 2/9 of the visitors were children. there were 4000 more adults from children. the ration of boys to the number of girls was 3:5. the ratio of men to women was 3:1. find the number of all male visitors in the IT Fair.

To find the number of all male visitors in the I.T. Fair, we will break down the problem into steps and solve each step one by one.

Step 1: Find the total number of visitors.
We know that 2/9 of the visitors were children. Let's represent the total number of visitors as "V". Since 2/9 of V are children, we can write an equation:

2/9 * V = number of children

Step 2: Find the number of adults.
We are given that there were 4000 more adults than children at the fair. So, the number of adults can be expressed as:

number of adults = number of children + 4000

Step 3: Find the number of boys and girls.
The ratio of boys to the number of girls is given as 3:5. We can represent the number of boys as 3x and the number of girls as 5x, where x is a common factor. The total number of children is also the sum of boys and girls.

number of children = number of boys + number of girls
number of children = 3x + 5x

Substituting this value in Step 1 equation:

2/9 * V = 3x + 5x

Step 4: Find the number of men and women.
The ratio of men to women is given as 3:1. We can represent the number of men as 3y and the number of women as y, where y is a common factor. The total number of adults is also the sum of men and women.

number of adults = number of men + number of women
number of adults = 3y + y

Substituting this value in Step 2 equation:

number of adults = (3x + 5x) + 4000

Step 5: Final calculations.
Now, we have two equations:

2/9 * V = 3x + 5x (from Step 3)
number of adults = (3x + 5x) + 4000 (from Step 4)

We need to find the number of all male visitors, so we are interested in the sum of men and boys:

number of all male visitors = number of men + number of boys
number of all male visitors = 3y + 3x

To solve these equations and find the values of V, x, and y, you need to solve the system of equations. The exact values will depend on the specific values given in the problem statement.