Sickle cell anemia and some nerve and brain disorders are examples of which of these
A boat can travel from its dock to a town downriver with a 7 mph current in 10 hours The return trip against the same current takes 15 hours What is the speed of the boat in still water
Tony had 13 bills in his wallet They were all fives or tens The total amount of money in his wallet was 90 How many five dollar bills did he have in his wallet
Which of these is the best example of a single parent family