4 because 14abc would equal 108 the factors of 108 are 1,2,3,4,6,9,12,18,27,36,54,108 the factors of 28 are 1,2,4,7,14,28 so it's 4
There are 10 doses. 4x5=20/2=10
It will be A) 1/7 because using the rise over run meathod you get 1/7 and it will be possitive
A, C and D because the angles are named in order. Q=T R=U and so on