TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: excluding stoppages , the speed of the bus is 54 kmph and including stoppages , it is 36 kmph . for how many minutes does the bus stop per hr

SOLUTION: 20 mi

PROBLEM: Problem: a and b are 90 km apart they start to move each other simultaneously a at speed 10 and b at 5 km / hr if every hour they double their speed what is distance that a pass until he meet b ?

SOLUTION: 60 km

PROBLEM: Problem: find the value of x : 2 x ² − 4 .

SOLUTION:
- 2,2