Your end goal is to have $6000 total in 12 months. since you have $2400 already you can subtract that from 6000 leaving you with $3600 over the course of 12 months. since you already put $150 in a month over the course of 12 months you would have $1800 which is only half of the goal of $3600. in order for you to put in $3600 you would have to put an additional 150 in your savings along with your regular 150 making the answer b.
Answer: 9/4 or 1 1/4
Step-by-step explanation: Divide 6 by 2 which equals 3. Then divide that by the numerator (3) which gets you 9, keep the denominator the same. 9/4 is an improper fraction and 1 1/4 is a proper fraction.