0 0 votes The probability that a $k$-digit number does NOT contain the digits $0, 5$ or $9$ is $0.3^{k}$ $0.6^{k}$ $0.7^{k}$ $0.9^{k}$ Quantitative Aptitude gate2017-ee-1 numerical-ability probability-and-statistics + – Arjun 272 views answer comment Share Follow 0 reply Please log in or register to add a comment.