SOLUTION: The bearing of two boats A and B that left Warri port each with a uniform speed is 045� and x� respectively, After 4 hours, they covered 100km and 120km respectively with B on a be

Question 1131972: The bearing of two boats A and B that left Warri port each with a uniform speed is 045� and x� respectively, After 4 hours, they covered 100km and 120km respectively with B on a bearing of 105� from A. calculate correct to 1 decimal place.
(i) the value of x.
(ii) the distance between A and B after 2hours.

Answer by josgarithmetic(39629) (Show Source): You can put this solution on YOUR website!
A is headed 45 degrees from some reference direction, and B is headed x degrees with regard to that same reference direction. Since B is 105 degrees in relation to A, B is 150 degrees in relation to the reference.

Speed of A:

Speed of B:

How far A from B after 2 hours:

-------compute this.
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