Find the mean of the data in the dot plot below. years
Time it took each of Mia's friends
to learn to ride a bike
0
1
2
3
4.
5

How far could you drive on 50 gallons of gas

In a rectangle klmn, km = 6x + 16 and ln = 49. find the value of x

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.