Problem 13-4 (algo) What is the maximum amount by which the following policies will change the money supply? Enter your responses below rounded to a whole number. Do not include minus signs in your answers. a. If $300 million of bonds are bought by the Bank of Canada when the reserve ratio is 10% then the maximum change is a(n) (Click to select) of $ billion . b. If $70 million of bonds are sold by the Bank of Canada when the reserve ratio is 8% then the maximum change is a(n) (Click to select) ~ of $ million