50 each because 42 + 8 = 50
Answer:
50 for total cost
Step-by-step explanation:
42+8=50
Its A and B i beleive.
The inequality : 21d + 250×0.1 =<115
By solving the inequality, the value of d = 4.28 days i.e 4 days (Approx)
So i don't think the maximum no.of days will be 5.
Given y = f(x)
Substitute x = 10.
Therefore f(x) = 13 when x = 10
