A constant force is applied to an object causing the object

Question

Solve the all parts of given question:

Question: A constant force is applied to an object, causing the object to accelerate at 10 m/s².

Part A: What will the acceleration be if the force is halved?

Part B: What will the acceleration be if the object's mass is halved?

Part C: What will the acceleration be if the force and the object's mass are both halved?

Part D: What will the acceleration be if the force is halved and the object's mass is doubled?

I need help to solve the above question and express your answer using two significant figures.