Need a good way using formulas to do this problem, thanks!

6. TargetCorp. shareholders will be receiving 6 shares of Acquire Inc. for each 10 shares of TargetCorp. that they own. TargetCorp.'s shares are currently priced at $15 per share while the shares of Acquire are (and will remain) worth $30 per share. What is the dollar premium that Acquire is paying for each 100 shares of TargetCorp? a. $3,500 b. $1,800 c. $1,500 d. $300 e. $3,000