Answer: 
Step-by-step explanation:
Given
There is
of ham available which costs
cost
i.e.

and we know

So, 
thus 
Answer:
the possible answers are 1, 10, 13
because 0*6=0+5=5 doesn't give you a number more than or equal to 11
83*6= 498+5= 503 is more than 83
Answer:
988
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Difference of squares: (a^2 - b^2) = (a - b)(a + b)
(144x^2 - 49) = (12x - 7) (12x + 7)