SOLUTION: At a certain time, Janice notices that her digital watch reads a minutes after two o’clock. Fifteen minutes later, it reads b minutes after three o’clock. She is amused to note tha

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: At a certain time, Janice notices that her digital watch reads a minutes after two o’clock. Fifteen minutes later, it reads b minutes after three o’clock. She is amused to note tha      Log On

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Question 601293: At a certain time, Janice notices that her digital watch reads a minutes after two o’clock. Fifteen minutes later, it reads b minutes after three o’clock. She is amused to note that a is six times the value of b. What time was it when she looked at her watch for the second time?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+a+%2B+15+=+60+%2B+b+
+a+=+6b+
----------
+6b+%2B+15+=+60+%2B+b+
+5b+=+45+
+b+=+9+
The 2nd time, it was 9 minutes after 3
check:
+a+=+6b+
+a+=+54+
The 1st time it was 2:54
15 min later would be
3:09
OK