a)350,352,354,356,358
b)1230,1232,1234,1236,1238,2230,2232,2234,2236,2238,3230,3232,3234,3236,3238,4239,4232,4234,4236,4238,5230,5232,5234,5236,5238,6230,6232,6234,6236,6238,7230,7232,7234,7236,7238,8230,8232,8234,8236,8238,9230,9232,9234,9236,9238.
c)500,502,504,506,508,510,512,514,516,518,520,522,524,526,528,530,532,534,536,538,540,542,544,546,548,550,552,554,556,558,560,562,564,566,568,570,572,574,576,578,580,582,584,586,588,590,592,594,596,598
d) toate cifrele pare de la 1000 pana la 998
