When a batch of nails are assembled about 2% are defective in a batch of 1000. How many are defective if a batch of 10,000 is produced?

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

In two or more complete sentences describe how to determine the appropriate model for the set of data, (1,1), (3,2), (6,3), (11,4).

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?