3. 1/3 of class wear red shirt while 1/4 wear blue t-shirt and the rest of the class wear pink t-shirts. what part of the class wear pink shirts?

A.2/3
B.5/12
C.4/5
D.7/8
4.jenný ate 1/3 of a cake. jose ate 3/5 of the same cake. what fraction of the cake was left
A.4/15
B.1/15
C.2/15
D.3/15​