An ideal transformer has 50 turns in its primary and 250 turns in its secondary. 12 V

Question:

An ideal transformer has 50 turns in its primary and 250 turns in its secondary. 12 V ac is connected to the primary.
a. Find the volts ac available at the secondary.
b. Show that a 10-Ω device connected to the secondary draws a current of 6 A.
c. How much power is supplied to the primary?