John has 12 pounds of dog food and is going to separate it into 3 4 4 3 ​ pound portions. How many portions of dog food will he have?

c

step-by-step explanation:

i think because what else can be a sample of every member

there would only be 50 odd numbers between 1 and 100 so therefor there would be 50 even so that would only be 50 odd numbers.

a_n = a_1 + (n - 1)d

the first term is 6.

the common difference d = ?

when you find d, replace n with 7 and d with the common difference to find your answer.