Mr. and Mrs. Boyd Knevel use a ﬁscal year ending July 31 as the taxable year for ﬁling their joint Form 1040.
a. What is the last date on which the Knevels can apply for an automatic extension of time to ﬁle their return for ﬁscal year ending July 31, 2015?
b. Assuming that the Knevels make a timely application, what is the extended due date for the return?