Martina purchased a prepaid phone card for $20. long distance calls cost 13 cents a minute using this card. martina used her card only once to make a long distance call. if the remaining credit on her card is 17.92, how many minutes did her call last?

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

What is the y intercept of f(x)=(1/2)^x?

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l