Answer:
Step-by-step explanation:
a
a 3.889
b 3.735
c 4.013
a. 45p is 0 175/45=3.889
b 420/113= 3.735
c1.2kg= 1200g /299 =4.013
/ means divide
0; one real roots
* the answer is C
check the attachments for the solution
