540 ml solution has 4% alcohol and 75% water. How many milliliters of both , alcohol and water does the solution have. Please explain, thank you.

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?