Question

Q7. If it is 12 noon at Greenwich, calculate, with the help of a World map, the local time of the places located on the following longitudes. (3) 1. 140◦E 3. 20◦W 5. 100◦E 2. 135◦W 4. 69◦E 6. 118◦W

Answer 1

Answer:

360° covers in 24 hrs

then 1° in = 4 minute

1.) 140°E = 140x4= 560 minutes= 9hr:20 minute

Time at place one = 12+9:20= 21: 20 P.M

2.) 95° W = 95x4= 380 minutes= 6hr: 20 minute

Time at place two= 12-6:20= 5:40 A.M

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