Luke and salina play the card game slam. each player has 10 cards numbered 1 to 10. both players turn over one card at the same time. the player whose card has the greater value gets one. point. if both cards are the same tie is declared and no point is given. after each round the cards are returned to the pile and all the cards are shuffled. luke will get one point when he turns over a 3. salina will get one point when she turn over a 10. luke and salina will tie. salina will get one point when she turns over 1

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.