Answer:
2
Step-by-step explanation:
see the image for the explanation
Answer:
The diagram reprents the 3 sets and the universal set . The shaded portion clearly can be seen as :

Shaded region = 
Try to understand some what complex
Answer:
87% of all the packets of biscuits Jemima displayed on the shelves.
Step-by-step explanation:
400-52=348
so, 348*25%
348*25/100
87