The frequency of a vibrating object increases five times.  By what factor does the period change?  You can enter a decimal or fraction.

    The period is times what it had been.

Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity