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0 / 60 seg.
Two hours ago it was as long after one o'clock in the afternoon as it was before one o'clock in the morning. What time is it now?
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7
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Clue
IT WOULD BE 9:00 PM. THERE ARE 12 HOURS BETWEEN 1:00 PM AND 1:00 AM AND HALF OF THAT IS SIX HOURS. HALF-WAY BETWEEN WOULD BE 7 O'CLOCK. TWO HOURS LATER IT WOULD BE 9:00 O'CLOCK
THE TIME IS 9PM (OR 21:00 HOURS) RIGHT NOW. THERE ARE 12 HOURS BETWEEN THE 2 TIMES (1PM AND 1AM), AND HALF OF THAT TIME IS 6 HOURS. SO, THE HALFWAY MARK WOULD HAVE TO BE 7PM (1PM + 6 HOURS). IF IT WAS 7PM TWO HOURS AGO, THE TIME WOULD BE 9PM NOW
JENNIE IS 12 YEARS OLD. LET X BE JENNIE'S AGE. WE CAN COME UP WITH THE EQUATION: X + 2 = 2(X - 5) SOLVINGO FOR X GIVES 12. IN 2 YEARS TIME, JENNIE WILL BE 14 YEARS OLD. FIVE YEARS AGO, JENNIE WAS 7 YEARS OLD - HALF OF 14
(A). NEITHER (B). A POUND OF METAL IS ALWAYS MORE THAN HALF A POUND OF THE SAME METAL. (C). SIX STROKES TOOK 30 SECONDS, THEREFORE 12 STROKES WILL TAKE 60 SECONDS. BUT WHEN THE CLOCK STRUCK SIX, THERE WERE ONLY 5 INTERVALS BETWEEN STROKES, AND EACH INTERVAL WAS 30/5=6 SECONDS. BETWEEN THE FIRST AND TWELFTH STROKES THERE WILL BE 11 INTERVALS OF 6 SECONDS EACH, THEREFORE 12 STROKES WILL TAKE 66 SECONDS. (D). THERE IS ALWAYS A PLANE THAT CONTAINS ANY 3 POINTS
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