Mrs. Jacinto asked carpenter to construct a rectangular bulletin board for her classroom. She told the Carpenter that the board's area must be 18 square feet.

answer: 4

step-by-step explanation:

y = x + 95

y = 42 + 95

y=137 mm hg

3

step-by-step explanation:

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%