How many interstates are there in Colorado?
Colorado has three main highways (two-digit routes), and two auxiliary highways (three-digit routes), totaling five Interstates, all are located within the Denver metropolitan area
<START_INST>How many interstates are there in Colorado?<END_INST><START_CTX><END_CTX><START_A>Colorado has three main highways (two-digit routes), and two auxiliary highways (three-digit routes), totaling five Interstates, all are located within the Denver metropolitan area<END_A>