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Mathematics Concepts Flashcards

6 cards from real PSLE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Mathematics Concepts flashcards as text

  1. What is the median of the data set: 3, 7, 9, 12, 15?

    Answer: 9

    The median is the middle value when data is arranged in order. With 5 values, the median is the 3rd value: 9.

  2. What is −5 + 8?

    Answer: 3

    Starting at −5 and adding 8 moves 8 units to the right on the number line: −5 + 8 = 3.

  3. Which quadrilateral has exactly one pair of parallel sides?

    Answer: Trapezium

    A trapezium (trapezoid) has exactly one pair of parallel sides, unlike rectangles and rhombuses which have two pairs.

  4. If the scale of a map is 1:50,000, what actual distance does 3 cm on the map represent?

    Answer: 1,500 m

    3 cm × 50,000 = 150,000 cm = 1,500 m = 1.5 km.

  5. What is the area of a parallelogram with base 15 cm and height 8 cm?

    Answer: 120 cm²

    Area of parallelogram = base × height = 15 × 8 = 120 cm².

  6. What is 5! (5 factorial)?

    Answer: 120

    5! = 5 × 4 × 3 × 2 × 1 = 120.

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