Scores on a national math test are Normally distributed, with a mean score of 490 and a standard deviatio Which test score represents the top 20%, rounded to the nearest whole number? Find the z-table here. 426 448 532 554

60.9774

step-by-step explanation:

because when you add 47.6 plus 7.32 equals 54.92

and when you add .0574 + 6= 6.0574

and when you add 54.92 and 6.0574 you get the answer of 60.9774.

plzz mark brainlest last one got deleted. cause i didn't explain it but i did but i understand what the mod meant

what is the your question?