Megs

You pick a card from a card deck of 52 cards. If you choose a diamond or a heart, you win $50. If you choose a club or a spade, you lose $60. Find the expected value of this game.

A sample of methane gas that has a volume of 4.0L at 15 degrees Celsius is heated to 75 degrees Celsius at constant pressure. Calculate the new volume.

A board, 39 cm long is cut into three pieces such that the second piece is twice as long as the first and the third is 4 cm longer than the second.

hahah thank you! good question because it sure wouldn't be me playing!

Steve is correct! Two step equations. X=1 I came here to check my work hope this helps