The number of blocks to select from the remaining countries(5) is 69. However, in your calculation, you used 57C5. May I know the reason?

(d)

step-by-step explanation:

given: the line in the graph passes through points (5,30) and (6,26).

then, the equation of line is:

now, put y=a(n) and x=n,

hence, option d is correct.

what are you trying to solve here

step-by-step explanation:

the cost of the pair of pants is $31.95

first the equation needs to be simplified. so the equation would now look like:   52-24+11

then you multiply.

and when you multiply, you will get the answer of 39.