Basketball team has 9 players in how many different ways can you select 2 players to be captains

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

If you eat 4 medium strawberries, you get 48% of your daily recommenced amount of vitamin c. what fraction of your daily amount of vitamin c do you still need?