Question

Which of the following is closest to 1/2: 9/20, 99/ 200, 26/50, 51/100, 502/ 1000

Answer 1

1/2 = 0.50

9/20 = 0.45
99/200 = 0.495
26/50 = 0.52
51/100 = 0.51
502/1000 = 0.502

closest is gonna be 502/1000

Answer 2

502/1000 is closest. Easiest way to determine this is to use a calculator, convert all to decimals, and compare.