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What time does a 12-hour clock reada) 80 hours after it
Chapter 4, Problem 11E(choose chapter or problem)
Problem 11E
What time does a 12-hour clock read
a) 80 hours after it reads 11:00?
b) 40 hours before it reads 12:00?
c) 100 hours after it reads 6:00?
Questions & Answers
QUESTION:
Problem 11E
What time does a 12-hour clock read
a) 80 hours after it reads 11:00?
b) 40 hours before it reads 12:00?
c) 100 hours after it reads 6:00?
ANSWER:
Solution:
Step 1:
Note: The time that a 12-hour clock will read after a given time period is given by the formula is
.
Division algorithm:If and
, then there are unique integers q and r , with
, such that
Here d is called the divisor.
a is called the dividend.
q is called the quotient.
r is called the remainder.
Note that the remainder is non negative , and less than the divisor.