Whats 40% as a decimal and just a normal convo between me and my Childhood Bestfriend.

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Solve 2x+y=3 x+y=5 in substitution method

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?