Given the following functions below,

Factorising the denominators of both functions,
Factorising the denominator of f(x),

Factorising the denominator of g(x),

Multiplying both functions,
Answer:
$175
Step-by-step explanation:
Since it’s only one month you just add 150 by 25
Correct me if I am wrong
it is D. 6 tsp.
because cause we know that 2 × 2=4
So we multiply 3 ×2=6
Because we know he is doubling the recipe
the answer is D. 6 tsp. of baking powder
hope it help