Select the word statement that best matches the number statement 3.x=r

If x is the number of teachers and r is the number of students, then

(a) There are 3 times as many teachers as students.
(b) There are 3 more teachers than students.
(c) There are 3 times as many students as teachers.

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

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

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )