Answer ALL questions

B1 for bar with width 180-210 and height 6mm (± 1 mm) 25 × 50 9 2 M1 for × 50 oe A1 cao Examiner Report. Question 1. ... Some candidates used denominators of 8 on the second branches and a few had the correct fractions but on the wrong branches – typically on the bottom second pair. ................
................