What is the best approximation for the area of a circle with a diameter of 19 meters

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!