Перевод из С++ в С#

[ShelbyPhenom]

float rand_FloatRange( float a, float b)
		{
			
			Random^ rand = gcnew Random();
			return ((b-a)*((float)rand->Next(0, RAND_MAX) / RAND_MAX))+a;
			//return ((b-a)*(rand()%11+5)/10)+a;
			//return ((b-a)*((float)rand()/RAND_MAX))+a;
		}

#pragma endregion
	private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e)
			 {
				 srand( time( NULL ) );

				 float time = rand_FloatRange(0.5, 1.5);
				 textBox2->Text = String::Format("{0:0.0}", time);
			 }