Measurement and Units Flashcards
7 cards from real CAAT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Measurement and Units flashcards as text
A rectangle has a perimeter of 24 cm and a length of 8 cm. What is its width?
Answer: 4 cm
Perimeter = 2(length + width), so 24 = 2(8 + w), giving 12 = 8 + w, so w = 4 cm.
Which unit is most appropriate for measuring the distance between two cities?
Answer: Kilometers
Kilometers are used to express large distances like those between cities, giving practical numbers rather than very large or very small values.
A container holds 750 mL of juice. If you pour out 250 mL, how much remains?
Answer: 500 mL
750 mL − 250 mL = 500 mL remaining in the container.
How many days are in 3 weeks?
Answer: 21
There are 7 days in a week, so 3 weeks × 7 days = 21 days.
A package weighs 3.2 kg. How many grams is that?
Answer: 3200 g
1 kilogram = 1000 grams, so 3.2 kg × 1000 = 3200 grams.
What is the area of a square with a side length of 7 cm?
Answer: 49 sq cm
Area of a square = side × side = 7 × 7 = 49 square centimeters.
A recipe calls for 2 cups of flour. If 1 cup = 250 mL, how many mL of flour is needed?
Answer: 500 mL
2 cups × 250 mL per cup = 500 mL of flour needed.