The times in minutes it took 16 students to complete a logic puzzle are listed below. find the median, the upper and lower quartiles, the interquartile range, and the range of the data. {15, 11, 9, 15, 12, 10, 18, 16, 14, 22, 13, 20, 17, 12, 18, 19}

there is no grid

step-by-step explanation:

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