Questions

Given that a line passes through the point , and that the line is perpendicular to the line Determine the equation of the line

If then the value of is
In a class of 40 boys, 18 passed Business Mathematics, 19 passed Accounts, 10 passed Economics, 6 passed Accounts only, 5 passed Business Mathematics and Accounts only, 2 Passed Accounts and Economics only. How many passed in all three papers.

1 answer

Don't give much away on the line and point, do you?

For the other, just draw a 3-circle Venn diagram, and start filling in the pieces.