if a car can accelerate at 7 meters/second, what will its 0-60 mph time be?

To determine the 0-60 mph time of a car that can accelerate at 7 meters/second, we first need to convert the units to a common scale.

1 meter/second is equivalent to approximately 2.24 miles per hour (mph). So, the car's acceleration rate can be converted to 7 meters/second * 2.24 mph/meter = 15.68 mph/second.

Now, we can calculate the 0-60 mph time using the formula: \( \text{{time}} = \frac{{\text{{final speed}} - \text{{initial speed}}}}{{\text{{acceleration}}}} \).

In this case, the initial speed is 0 mph, and the final speed is 60 mph. Substituting these values, we get: \( \text{{time}} = \frac{{60 \, \text{{mph}} - 0 \, \text{{mph}}}}{{15.68 \, \text{{mph/second}}}} \).

Simplifying the equation, we find: \( \text{{time}} = \frac{{60}}{{15.68}} \, \text{{seconds}} \approx 3.82 \, \text{{seconds}} \).

Therefore, the car's 0-60 mph time will be approximately 3.82 seconds.