Step-by-step explanation:
eggs used : 50-12= 38 eggs

A.) weight/(height x height)x 703
Is there an equation with the question? This doesn't mean anything^
Answer:
d=-4 and a=10
Step-by-step explanation:
The sum of a arithmetic sequence is given by (n/2)*(2a+(n-1)d). Comparing coefficients with the given Sn, we have; a-d/2=12 and d/2=-2, d=-4 and a=10.