# The number 192 doubled is 384

Anonymous

Question description

The number 192 doubled is 384 and tripled is 576. Notice that these three numbers, 192, 384, 576, contain all of the digits from 1 to 9 once each. Determine the only three-digit number ending in 7 with the same property, that is: the number itself, its double, and its triple contain all of the digits from 1 to 9 once each.

(Top Tutor) Studypool Tutor
School: UT Austin
Studypool has helped 1,244,100 students
flag Report DMCA

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors