ahmed Active 1 year ago Topics: 2Replies: 1☆ ProfileForums Topics StartedReplies CreatedEngagements Forum Replies Created Viewing 1 post (of 1 total) Author Posts April 7, 2015 at 10:20 pm #240460 ahmedParticipant Topics: 2Replies: 1☆ why you didn’t calculate the fixed cost and do this : We know that the cost of 13,000 is $31,000 For 16,000 (an extra 3,000) there will be the extra variable cost of the extra 3,000. So….31,000 + (3,000 x 4.20) = 43,600 Author Posts Viewing 1 post (of 1 total)