P-5??? It's an expression
For 100 people, we will need 100/25=4 times the listed quantities.
Saussage rolls = 50*4 = 200 saussage rolls
Sandwiches = 75*4 = 300 sandwiches
Samosas = 25*4 = 100 samosas
29 mg = 0.029 g hope this helps
135 is the answer because ^ they said it