If you saw this number on your calculator, 5.123 E-4, which of the following would it represent? 0.00523
5123
.0005123
5.123

Ngrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. she divides the trail mix into 12 equal portions. each portion weighs 0.7 pound. how many pounds of raisins did she use to make the trail mix? express the answer to the nearest tenth.

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?