Wat iz 2+2 i have been braining so hard ma think hurtz

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

Which of the following is the shape of a cross section of the figure shown below

What is the value for this expression? 2e-5