1.what is the lcd of and 1/2 ? 2/3 a. 5 b. 6 c. 12 d. 18

2.what is the lcd of 3/10 and -4/15 ?

plzzz !

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places