A library opens at 9:00 a.m. and closes at 5:00 p.m. How many hours is it open?

A box holds 24 pencils. Six pupils share them equally. How many pencils does each pupil receive?

A notice says: "Return borrowed equipment by Friday so the next class can use it on Monday." Why does the deadline matter?

Ravi says a plant grew because of a new fertiliser. He also gave it more water and light. Why is the cause uncertain?

A club has $50. It spends $18 on paper and $12 on markers. How much money remains?

Rewrite "Send me that thing ASAP" as a clear, polite request for the project summary by 3 p.m.

A survey asks, "How amazing was our amazing workshop?" What makes this question problematic?

Four people each report waiting 5, 7, 9 and 11 minutes. What is their mean waiting time?

A team needs a poster tomorrow. The designer is absent and no one has the editable file. Suggest one practical next step.

Read: "The bus was late. Nila called the office before her meeting began." What is a reasonable inference about why she called?