45 x 52 = (a)  

62 x 37 = (a)  

48 x 65 = (a)  

79 x 54 = (a)  

123 x 45 = (a)  

136 x 25 = (a)  

234 x 28 = (a)  

251 x 23 = (a)  

148 x 35 = (a)