//determine support reactions
//Refer fig. 3.52
//Taking moment about B
RA=((10/2)*(1/3+5)+(2*10/2)*(5-2/3)+10*3*1.5+3*10*1/2)/5  //kN
RB=-26+5+10+30+15  //kN
printf("Required values are:-\nRA=%.2f kN\nRB=%.2f kN",RA,RB)