Answer
$.7$
Work Step by Step
We are interested in the event $E=${Past Due,Current}
The sample size is $N=110+65+60+15=250$,
The frequency of $E$ is $fr(E)=110+65=175$
The relative frequency of $E$ is $P(E)=\frac{fr(E)}{N}=\frac{175}{250}=.7$