Recent content by alexi324

  1. A

    Calculate AGE with Half-Life & Fraction Remaining

    hey everyone, do you know the formula used to compute for the AGE of a substance if its half-life and fraction remaining are given? please help me.. thank you..:smile:
  2. A

    Build a machine that lifts and transports a load?

    hey guys, i need your help! how can i design and build a machine that lifts and transports a load?