exam Maths Puzzle Numerical Ability

WOW this is a tough one! Can someone please help!
If:
z = 6(cos 205 degrees + i sin 205 degrees) and w = 3(cos 85 degrees + i sin 85 degrees), find z/w in polar form.
Thanks aga

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exam Other Question

Can someone correct these for me when theres a little chance thanks...

Problem #1
Find the simple interest. Assume a 360-day year. Round result.

$17000 at 9% for 119days What is the soultion of the following system of linear equations?
x+2y=5
3x-15=-6y