exam Maths Puzzle Numerical Ability

can you help me with the following questions thanks
write each ratio in simpiest form
1. 65 to 65
2. 32 to 26
3. 30 over 50
4. 57:60

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exam Other Question

Given f(x) = -x3 + 3x2 - x + 4, find f(-2), f(0), and f(3) Write the equation of the line passing through each of the pairs of points. Write your result in slope-intercept form, where ever possible.
(2,-3) and (2,4)

Mcgraw Hill 6th edition, chapter 7.3, problem #24. Thanks so much for your help!!!