# Basic Math Skills With Geometry and Fractions

#18 13 11

__ + __

18 18

#38 9 - 3 + 7

__ __ __

11 11 11

#44 One took 7 minutes (min), a second task 12 min and a third took 21 min. How long did the task take as a fraction of an hour?

#50 Find the perimeter of the following triangle. 3 3 3

__ __ __

8 8 8

https://brainmass.com/math/consumer-mathematics/basic-math-skills-geometry-fractions-184555

#### Solution Preview

#18 13 11

__ + __

18 18

= (13+11) / 18

= 24/18

= 4/3 (Answer)

#38 9 - 3 + 7

__ __ __

...

#### Solution Summary

The expert examines the basic math skills with geometry and fractions.

$2.19