Which shows a correct order to solve this story problem? the johnson chair factory used 165.6 pounds of nails in 6 weeks. the martinez table factory used 154.2 pounds of nails in 6 weeks. how many pounds of nails did the two factories use altogether in one week? a. step 1: calculate how many pounds of nails the johnson chair factory used in a week. step 2: calculate how many pounds of nails the martinez table factory used in a week. step 3: add the two amounts. b. step 1: calculate how many pounds of nails the johnson chair factory used in a week. step 2: calculate how many pounds of nails the martinez table factory used in a week. step 3: add the two amounts. step 4: multiply the sum by 2. c. step 1: calculate how many pounds of nails the johnson chair factory used in a week. step 2: calculate how many pounds of nails the martinez table factory used in a week. step 3: divide the two amounts by 6. d. step 1: calculate how many pounds of nails the johnson chair factory used in a week. step 2: calculate how many pounds of nails the martinez table factory used in a week. step 3: multiply the two amounts by 6.