1. What is the Hardness (HB) of each of the alloys?a) 0.25 wt%C with spheroiditeb) 0.25 wt%C with coarse pearlitec) 0.60 wt%C with fine pearlited) 0.60 wt%C with coarse pearlite. The tolerance to all answers is +/- 10 %.1. 1152. 1353. 2204. 1852. Based on the hardness values determined in Part 1, what is the tensile strength (in MPa) for each of the alloys? a) 0.25 wt%C with spheroiditeb) 0.25 wt%C with coarse pearlitec) 0.60 wt%C with fine pearlited) 0.60 wt%C with coarse pearlite. The tolerance to all answers is +/- 10 %.1) 1162) 1383) 2314) 191