(MIDDLE SCHOOL MATH) what does it mean by comparing the data?

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

In which form is the following function written? y = - 2(x – 3)(x + 5)

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.