ISEE Lower Level Quantitative Reasoning Flashcards: Length Time And Conversions

What this deck covers

This deck focuses on Length Time And Conversions, giving you a quick way to review the definitions, rules, and examples that matter most for ISEE Lower Level Quantitative Reasoning.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Flashcard 1: What is the conversion from hours to minutes (minutes per $1$ hour)?

Answer: $1\text{ hr}=60\text{ min}$. This is the standard time conversion where one hour equals 60 minutes.

Flashcard 2: What is $250\text{ cm}$ in meters?

Answer: $2.5\text{ m}$. Divide $250$ centimeters by the conversion factor of $100$ centimeters per meter to convert to meters.

Flashcard 3: What is $3\text{ km}$ in meters?

Answer: $3000\text{ m}$. Multiply $3$ kilometers by the conversion factor of $1000$ meters per kilometer to convert to meters.

Flashcard 4: What is $90\text{ min}$ in hours?

Answer: $1.5\text{ hr}$. Divide $90$ minutes by the conversion factor of $60$ minutes per hour to convert to hours.

Flashcard 5: What is $2\text{ hr}$ in minutes?

Answer: $120\text{ min}$. Multiply $2$ hours by the conversion factor of $60$ minutes per hour to convert to minutes.

Flashcard 6: What is $3\text{ min}$ in seconds?

Answer: $180\text{ s}$. Multiply $3$ minutes by the conversion factor of $60$ seconds per minute to convert to seconds.

Flashcard 7: What is $3600\text{ s}$ in hours?

Answer: $1\text{ hr}$. Divide $3600$ seconds by $60$ to get minutes, then divide by $60$ again to convert to hours.

Flashcard 8: What is the elapsed time from $2{:}15\text{ PM}$ to $3{:}05\text{ PM}$?

Answer: $50\text{ min}$. Calculate the time difference by adding $45$ minutes from $2:15$ to $3:00$ and $5$ minutes to $3:05$.

Flashcard 9: What is the elapsed time from $7{:}40\text{ AM}$ to $8{:}10\text{ AM}$?

Answer: $30\text{ min}$. Calculate the time difference by adding $20$ minutes from $7:40$ to $8:00$ and $10$ minutes to $8:10$.

Flashcard 10: What is the average speed in mph for $120\text{ mi}$ traveled in $3\text{ hr}$?

Answer: $40\text{ mph}$. Average speed is calculated by dividing total distance by total time, so $120$ miles divided by $3$ hours.

Flashcard 11: What is $2\text{ mi}$ in feet?

Answer: $10560\text{ ft}$. Multiply $2$ miles by the conversion factor of $5280$ feet per mile to convert to feet.

Flashcard 12: What is $4\text{ yd}$ in feet?

Answer: $12\text{ ft}$. Multiply $4$ yards by the conversion factor of $3$ feet per yard to convert to feet.

Flashcard 13: What is $30\text{ in}$ in feet?

Answer: $2.5\text{ ft}$. Divide $30$ inches by the conversion factor of $12$ inches per foot to convert to feet.

Flashcard 14: What is $5\text{ ft}$ in inches?

Answer: $60\text{ in}$. Multiply $5$ feet by the conversion factor of $12$ inches per foot to convert to inches.

Flashcard 15: What is the conversion from decades to years (years per $1$ decade)?

Answer: $1\text{ decade}=10\text{ yr}$. This is the standard time conversion where one decade equals 10 years.

Flashcard 16: What is the conversion from years to months (months per $1$ year)?

Answer: $1\text{ yr}=12\text{ mo}$. This is the standard calendar conversion where one year equals 12 months.

Flashcard 17: What is the conversion from weeks to days (days per $1$ week)?

Answer: $1\text{ wk}=7\text{ days}$. This is the standard time conversion where one week equals 7 days.

Flashcard 18: What is the conversion from days to hours (hours per $1$ day)?

Answer: $1\text{ day}=24\text{ hr}$. This is the standard time conversion where one day equals 24 hours.

Flashcard 19: What is the conversion from minutes to seconds (seconds per $1$ minute)?

Answer: $1\text{ min}=60\text{ s}$. This is the standard time conversion where one minute equals 60 seconds.

Flashcard 20: What is the conversion from kilometers to meters (meters per $1$ kilometer)?

Answer: $1\text{ km}=1000\text{ m}$. This is the standard conversion factor in the metric system where one kilometer equals 1000 meters.

Flashcard 21: What is the conversion from centimeters to millimeters (millimeters per $1$ centimeter)?

Answer: $1\text{ cm}=10\text{ mm}$. This is the standard conversion factor in the metric system where one centimeter equals 10 millimeters.

Flashcard 22: What is the conversion from meters to centimeters (centimeters per $1$ meter)?

Answer: $1\text{ m}=100\text{ cm}$. This is the standard conversion factor in the metric system where one meter equals 100 centimeters.

Flashcard 23: What is the conversion from miles to feet (feet per $1$ mile)?

Answer: $1\text{ mi}=5280\text{ ft}$. This is the standard conversion factor in the customary system where one mile equals 5280 feet.

Flashcard 24: What is the conversion from yards to feet (feet per $1$ yard)?

Answer: $1\text{ yd}=3\text{ ft}$. This is the standard conversion factor in the customary system where one yard equals three feet.

Flashcard 25: What is the conversion from feet to inches (inches per $1$ foot)?

Answer: $1\text{ ft}=12\text{ in}$. This is the standard conversion factor in the customary system where one foot equals twelve inches.