3)

*************************************************************************************
6)

*************************************************************************************
7)

The answer is 2.99 explanation is that I used my calculator lol
Answer:
The answer is she sold 20 labradorite crytals and 3 galena crystals.
Step-by-step explanation:
First you times 20 x 20 and get 400 and then times 13 x 3 and get 39 and 400 plus 39 equals $439.
5 and 7… 5x7=35
you’re welcome
Answer:
volume of the sphere
=4/3π × r³
=4/3π × 3 × 3 × 3
=4/3π × 27
=36π ( <em>c</em><em> </em><em>)</em>