Answer:
2/5
Step-by-step explanation:
1/5 / 1/2= 1/5 x 2/1
2/5
Whenever you cut a sandwich in four parts, you make four small sandwiches out of each sandwich you're cutting.
So, if you have six sandwiches, and make four small sandwiches out of each of them, you'll end up with
small sandwiches
-2z^2+5z-5; Quadratic trinomial, 3 terms
Step-by-step explanation:
(c)
By area of similar triangle theorem:
If the side of the square is a it becomes 1.2a after the increase and its area becomes 1.44a². So the increase is 1.44-1=0.44 or 44%.