How many arrangements of 3 digits can be formed from the digits 0 through 9? a. 1,000 b. 729 c. 720

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3