A woman has 12 coins in her pocket, all of which are dimes and quarters. If the total value of the coins is $ 2.25, how many dimes and how many quarters does she have?

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x