What is the sum of the first eight terms in this series? 2 + 10 + 50 + 250

A.
97,656
B.
156,250
C.
195,312
D.
317

Write the fraction or mixed number and the decimal shown by the model

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?

How to simply and write the answer n a whole number