Aida applied the distributive property to write the equivalent expressions below. 15 + 21 = 3 (4 + 8)

What is Aida’s error?
Aida used 3 as the factor, which is not common to 15 and 21.
Aida did not correctly divide by the common factor to get (4 + 8).
Aida did not apply the correct operations to the expressions.
Aida wrote two expressions that are not equivalent.

Craig university admits 3 out of every 7 students who apply. last year, 1,071 students applied. kiera used the following proportion to determine how many of these students were admitted. 3/7 = n/1,071 how can the solution be restated? a) last year, craig university admitted 51 students. b) last year, craig university admitted 357 students. c) last year, craig university admitted 153 students. d) last year, craig university admitted 459 students.