A nurse mixes 40 cc of a 70% saline solution with a 10% saline solution to produce a 20% saline solution. How much of the 10% solution should he use?
The amount of 10% saline solution needed is?

Drag each sequence of transformations to the correct location on the table. classify the sequences of transformations based on whether or not they prove the congruency of the shapes by mapping shape i onto shape ii. plz i'll rate u 5 stars need this done for a mastery test

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Which one is true about the hexagons ?