exam Maths Puzzle Numerical Ability

Could someone helo me please

Find the domain and range of Y=squaree root of 8+5x

thx

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exam Other Question

Speed of an airplane in still air is 255 km/h. plane travels 675km against wind and 1449 km with the wind in a total of 10 hr. What is the speed of the wind? find the distance between the points. Round your answer to the nearest tenth

A(5, -7), B(0, 5)