Luke, Kira and Ali each served 2/3 of there own cake. Each cake was the same size but luke served 4 slices, and Ali served 8 slices. How is this possible?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details

Classify the following number. −9.070707…

If f(x) = 3x-2 and g(x) =2x+1 find (f-g)(x)