Which SUVAT Equation Applies to This Kinematics Problem?

[seiei]

Homework Statement

This is a multi-choice question in one of the past papers I'm doing in preparation for my upcoming exam. All info is provided in the picture attached.

Homework Equations

SUVAT Equation most likely apply, but unsure how to go about it.

The Attempt at a Solution

Breaking down acceleration into base units ms^-2 and all of the choices have 2h as the numerator meaning that the denominator must be a squared time. Any help would be appreciated. Thanks!

 

[hms.tech]

Use the equation s=ut+0.5at^2

try to calculate the distance h AND h+x using this equation...then u will get the answer...

p.s : it's D right ?

 

[seiei]

Yup it's D, thanks for the help! ^_^