450−[14+(−4)×12−{350÷(−7)+10×5}]

1.	450−[14+(−4)×12−{350÷(−7)+10×5}]
Answer» <html><body><p>A <a href="https://interviewquestions.tuteehub.com/tag/simple-1208262" style="font-weight:bold;" target="_blank" title="Click to know more about SIMPLE">SIMPLE</a> machine is a mechanical <a href="https://interviewquestions.tuteehub.com/tag/device-11244" style="font-weight:bold;" target="_blank" title="Click to know more about DEVICE">DEVICE</a> that changes the direction or magnitude of a force. In <a href="https://interviewquestions.tuteehub.com/tag/general-471730" style="font-weight:bold;" target="_blank" title="Click to know more about GENERAL">GENERAL</a>, they can be defined as the simplest <a href="https://interviewquestions.tuteehub.com/tag/mechanisms-557724" style="font-weight:bold;" target="_blank" title="Click to know more about MECHANISMS">MECHANISMS</a> that use mechanical advantage to <a href="https://interviewquestions.tuteehub.com/tag/multiply-1106275" style="font-weight:bold;" target="_blank" title="Click to know more about MULTIPLY">MULTIPLY</a> force. Wikipedia</p></body></html>

Discussion