70. Georgia has only dimes and quarters in her bag. She has a total of 18 coins that are worth $3. How many more dimes than quarters does she have?

How many days was the temperature above 90 degrees?

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

How many zeros does the function f(x)=4x3-x2+1 have