help me solve this pls

Read the following problem and answer questions 1216 The work measurement analyst in the CanCan Company wishes to develop standard data involving fast repetitive manual motions for use in a light assembly department. Because of the shortness of the desired standard data elements, he measures them in groups as they are performed on the factory floor. He is developing standard data for five elements which will be denoted as a,b,c, d, and e. Using a fast decimal minute watch, he studied a variety of assembly and arrived at the following data: a+b+c=0.070minb+c+d=0.067minc+d+e=0.073mind+e+a=0.061mine+a+b=0.068min Read the following problem and answer questions 1216 The work measurement analyst in the CanCan Company wishes to develop standard data involving fast repetitive manual motions for use in a light assembly department. Because of the shortness of the desired standard data elements, he measures them in groups as they are performed on the factory floor. He is developing standard data for five elements which will be denoted as a,b,c, d, and e. Using a fast decimal minute watch, he studied a variety of assembly and arrived at the following data: a+b+c=0.070minb+c+d=0.067minc+d+e=0.073mind+e+a=0.061mine+a+b=0.068min