Sunday, November 4, 2012

terenceg, page 69 #12

12. In the table, a positive number shows how many hours the time in a location is ahead of the time in London, England. A negative number shows how many hours the time is behind the time in London.

A) How many hours is the time in St. John's ahead of the time in Brandon?
-3 1/2 - 6=
-3 - 6= -3
=   3 1/2

B) How many hours is the time in Victoria behind the time in Mumbai?
-8 +5 1/2
-8 +5 = 13 1/2
C) Determine and interpret the time difference between Tokyo and Kathmandu.
+5 3/4 - (+9)=
=3 1/4
Tokyo is 3 1/4 ahead of Kathmandu.
D) Determine and interpret the time difference between Chatham Islands and St. John's.
+12 3/4 +3 1/2=
+12 +3= 15
3/4 + 1/2= 1 1/4
15 + 1 1/4= 16 1/4
Chatham Islands are 16 1/4 h ahead of Kathmandu, Nepal.
E) In which location is the time exactly halfway between the times in Istanbul and Alice Spring?
+9 1/2 +2= 11 1/2
11/2= 5 1/2
1/2 + 1/4=
2=2, 4
4=4
1/4 + 1/4= 2/4
2/4 + 1/4= 3/4
5 + 3/4= 5 3/4
Kathmandu, Nepal is halfway between Istanbul, Turkey and Alice Springs, Australia.