Which of the following pairs of statements are equivalent according to de morgan's first law?

select the correct answer below:

"carly was incorrect when she said, 'the meeting is on friday, or taylor will be there'" and "the meeting is on
thursday, and taylor will be there."

"carly was incorrect when she said, 'the meeting is on friday, and taylor will be there" and "the meeting is

she said he meeting is
on friday, or taylor will not be there."

"carly was incorrect when she said, 'the meeting is on friday, or taylor will be there'" and "the meeting is not
on friday, and taylor will not be there."

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size. it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?