Respuesta :
if it's purely estimate then round the percentage down to 50% and round 79 up to 80
so 50% of 80 is 40
so 50% of 80 is 40
I believe its 41.08 because if you find what 1% of 79 is, its .79 and if you mutiply that by 52, it is 41.08 exactly.