On february 15, 2012, students in stt 201 at michigan state university were asked "how old were you on your last birthday? their responses are tallied in the table below: age: 18 19 20 21 22 25frequency: 102 297 95 111 47 48 find the iqr of the age distribution.

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

If i had 1234 apples and 1 banana what is the total amount

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.