Can you do this for me please

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?