How many four-digit numbers N = abcd satisfy all of the following conditions?
1. 4000 <= N < 6000
2. N is a multiple of 5 and 8.
4120 , 4160 , 4280 , 4320 , 4360 , 4520 , 4560 , 4680 , 4720 , 4760 , 4920 , 4960 , 5120 , 5160 , 5240 , 5280 , 5320 , 5360 , 5480 , 5640 , 5680 , 5720 , 5760 , 5840 , 5920 , 5960 , Total = 26 such 4-digit integers.
