Poland · Klasa 5 · Practice Sheet 2

1. 1.

   Find the mean (average) of these numbers: 98, 39, 95, 15.

   Formula:Arithmetic Mean

   $\bar{x} = \dfrac{\sum x}{n}$

   View formula →
2. 2.

   Find the perimeter of a rectangle measuring 21 m by 27 m.

   Formula:Perimeter of a Rectangle

   $P = 2(l + w)$

   View formula →
3. 3.

   Calculate 50 ÷ 5.

   Formula:Division

   $q = \dfrac{a}{b}$

   View formula →
4. 4.

   A car travels 304 km in 4 hours. Find its average speed.

   Formula:Speed

   $v = \dfrac{d}{t}$

   View formula →
5. 5.

   One item costs zł 14.05. Find the total cost of 10 items.

   Formula:Total Cost

   $\text{total} = \text{price} \times \text{quantity}$

   View formula →
6. 6.

   Calculate 96 × 4.

   Formula:Multiplication

   $p = a \times b$

   View formula →
7. 7.

   Find 1/5 of 90.

   Formula:Fraction of a Quantity

   $\text{result} = \dfrac{a}{b} \times N$

   View formula →
8. 8.

   Calculate 76 ÷ 4.

   Formula:Division

   $q = \dfrac{a}{b}$

   View formula →
9. 9.

   A car travels 368 km in 8 hours. Find its average speed.

   Formula:Speed

   $v = \dfrac{d}{t}$

   View formula →
10. 10.

    What is 12% of 150?

    Formula:Percentage of a Quantity

    $\text{result} = \dfrac{p}{100} \times N$

    View formula →
11. 11.

    Calculate 50 × 10.

    Formula:Multiplication

    $p = a \times b$

    View formula →
12. 12.

    A car travels 245 km in 7 hours. Find its average speed.

    Formula:Speed

    $v = \dfrac{d}{t}$

    View formula →
13. 13.

    A train moves at 30 km/h for 1.8 hours. How far does it travel?

    Formula:Distance from Speed & Time

    $d = v \times t$

    View formula →
14. 14.

    A car travels 198 km in 2 hours. Find its average speed.

    Formula:Speed

    $v = \dfrac{d}{t}$

    View formula →
15. 15.

    Convert 10.85 kilometres into metres.

    Formula:Metric Length Conversion

    $1\,\text{km} = 1000\,\text{m}$

    View formula →
16. 16.

    A triangle has a base of 38 cm and a height of 27 cm. Find its area.

    Formula:Area of a Triangle

    $A = \tfrac{1}{2} b h$

    View formula →
17. 17.

    Calculate 23 × 10.

    Formula:Multiplication

    $p = a \times b$

    View formula →
18. 18.

    What is 15% of 290?

    Formula:Percentage of a Quantity

    $\text{result} = \dfrac{p}{100} \times N$

    View formula →
19. 19.

    Calculate 38 × 12.

    Formula:Multiplication

    $p = a \times b$

    View formula →
20. 20.

    An item costs zł 43.94 and you pay with zł 50. How much change do you get?

    Formula:Change Due

    $\text{change} = \text{paid} - \text{cost}$

    View formula →

© FormulaWon — formulawon.app · Answers & step-by-step working available on the solutions sheet.