Starting elevation (ft) change (ft)
final elevation (ft)
-20
-15
-20
+130
-20
+61
-20
-5
-20
-50
-20
+27,5
-20
+73.5
Students, drew anywhere on this slide

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25

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.