Measurement

Which unit is most appropriate for measuring the mass of a student's backpack full of books?

A piece of string is $3 \text{ meters and } 5 \text{ centimeters}$ long. What is its length in centimeters?

How many kilograms is $9000 \text{ grams}$?

A baby's bottle holds $240 \text{ mL}$ of milk. Is this more or less than $1 \text{ liter}$?

If you stack 4 boxes that are each $25 \text{ cm}$ tall, what is the total height of the stack in meters?

A school backpack weighs $1.2 \text{ kg}$. Inside are a book weighing $400 \text{ g}$ and a lunchbox weighing $500 \text{ g}$. What is the total mass of the backpack and its contents in grams?

To make a specific shade of green paint, a painter mixes $500 \text{ mL}$ of blue paint and $750 \text{ mL}$ of yellow paint. What is the total volume of the green paint in liters?

A length of wood is $3.5 \text{ meters}$ long. It is cut into 5 equal pieces. If each cut removes $2 \text{ mm}$ of wood due to the saw blade, how long is each of the 5 pieces in millimeters? (Assume 4 cuts are made).

A box of cereal has a mass of $750 \text{ g}$. A crate contains 12 of these boxes. What is the total mass of 3 crates in kilograms?

A container holds $5 \text{ L}$ of paint. A painter uses $1.8 \text{ L}$ for the walls and $650 \text{ mL}$ for the trim. He then spills $250 \text{ mL}$. How much paint is left in the container?

A small square sticker has a side length of $3$ cm. What is its perimeter?

Calculate the area of a rectangle with length $15$ cm and width $2$ cm.

A rectangular photo frame is $7$ inches long and $5$ inches wide. How much wood trim is needed to go around the edges?

Find the perimeter of a square whose side is $9$ cm.

Which of the following rectangles has the largest area?

A rectangle has a length that is twice its width. If the width is $6$ cm, what is the perimeter?

Find the area of a shape made by connecting two squares: one with a side of $4$ cm and one with a side of $2$ cm (the sides do not overlap).

The perimeter of a rectangular field is $100\text{ m}$. If the length is $30\text{ m}$, how much greater is the area of this field compared to a square field with the same perimeter?

A rectangular swimming pool is $12\text{ m}$ by $8\text{ m}$. A tile border $2\text{ m}$ wide is placed only along the two longer sides. What is the total area of the tile border?

If the length of a rectangle is increased by $2\text{ cm}$ and the width is decreased by $2\text{ cm}$, the area remains $45\text{ cm}^2$. If the original shape was a square, what was its original perimeter?

What is $6:15$ a.m. in the $24$-hour clock format?

Convert $05:20$ to the $12$-hour clock format.

What is $8:40$ p.m. in the $24$-hour clock format?

A clock shows $13:55$. What is this time in the $12$-hour clock format?

A ferry arrives at the port at $13:00$. How many hours have passed since the start of the day at midnight?

If a stopwatch shows $13:13$, what time is it in the $12$-hour format?

What is the $12$-hour clock equivalent of $23:05$?

A storm lasted for $2,100$ seconds. If it ended at $00:15$, at what time in the $24$-hour clock did it start?

A worker started a project at $21:30$ and worked for $7$ hours and $45$ minutes. He then took a $1$-hour nap and worked for another $2$ hours and $15$ minutes. At what time did he finish everything?

A phone battery drops $1\%$ every $12$ minutes. If the battery is at $25\%$ at $14:40$, at what time will it reach $5\%$?

Recess begins at $10:45$ AM and ends at $11:00$ AM. How many minutes long is recess?

Brushing teeth starts at $8:05$ PM and lasts for $3$ minutes. What time is it when finished?

Writing a letter started at $7:10$ PM and took $25$ minutes. What time was the letter finished?

A coding class lasts from $4:00$ PM to $5:00$ PM. How long is the class?

A jigsaw puzzle took $1$ hour and $25$ minutes to complete. If it was finished at $4:15$ PM, what time did the person start?

A workout lasted from $1:15$ PM to $2:45$ PM. How many minutes was the workout?

A trip to the zoo lasts $4$ hours and $15$ minutes. If you arrive at $9:30$ AM, what time will you leave?

A laptop battery started at $11:20$ AM and lasted for $3$ hours and $48$ minutes. At what time did the laptop shut down?

A daytime train trip from the city to the suburbs starts at $10:35$ AM and arrives at $2:12$ PM. How long is the journey?

A group of hikers started a trail at $9:55$ AM and reached the summit at $12:44$ PM. How long did the ascent take?