An IT professional named Nagananda considers getting a beaded curtain for his work space. He hires a craftsperson to make a simple beaded curtain. The craftsman makes the beaded curtain, as shown in the figure. The curtain is made of alternate strings of blue and gold coloured beads. Between two colored beads, there is a wooden bead. Based on the above information answer the Following questions:
a) The number of gold beads used in the strings forms an AP. Write the AP formed
b) If the distance between two consecutive strings is 2cm, what is the distance between the first and the 50th string?
c) there are 50 strings in the curtain, how many wooden beads are required?