12. Mark's monthly salary increased to Php31 535 per month. If this resulted
from a 6% increase, find his former salary.
a Php 27 750
c. Php 30 657
b. Php 29 705
d. Php 29 750
13. The meeting lasted 2 hours. Sixty percent of the time was spent on
discussing the school program. How long was the discussion of the school
program in minutes
a.72 minutes
b.65 minutes
c.68 minutes
d.60 minutes
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Answer:
12. D. 29750
13. A. 72 minutes
Step-by-step explanation:
12. Reverse Engineering,
29750 x 0.06 + 29750 = 31535
13. 2hrs. (60 min) = 120min.
120min (0.6) = 72 min.