NEED HELP ON THIS WILL GIVE CROWN

Matt buys 14 jars of paint. Each jar contains 300 milliliters of paint.

How many liters of paint in all is there in the jars?

4.2 L

42 L

420 L

4,200 L

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?