41. city a lies 30 km directly south of city b. a bus, beginning at city a travels 50 km at 37° north of east to reach city c. how far and in what direction must the bus go from city c to reach city b? a) 20 km, west b) 40 km, west c) 80 km, west d) 40 km, east e) 80 km, east

B) 40 km West

Explanation:

Let position of B is origin so with respect of City B the position of A is given as

south of city B

now Bus starts from City A and travels a distance of 50 km at 37 degree North of East to reach city C

so it is

now the position of C is given with respect to A

in order to find the position of C with respect to B we can say

so in order to reach at city B from city C bus has to travel 40 km towards West

The direction must the bus go from city C to reach city B is 20 km, west because the City B is present at a distance of 30 km from city A.

Distance is the total length which is covered by an object while on the other hand, direction is the point to or from which a person or an object moves so we can conclude that the bus must go to the west from city C to reach city B with a distance of 20 km.

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c because the news are a source of information of things that happen on the daily and shows evidence about that particular topic

part 1: which substance has a higher solubility?

a

smallest amount left undissolved atall temps in table shown most has dissolved high sol'by