View solutions
FormulaWon

Jordan · Grade 7 · Practice Sheet 44

Sheet code: JORDAN-G7-S44 · 20 questions

Name: ______________
Date: ______________
  1. 1.

    A value changes from 137 to 258. Find the percentage change (to 2 d.p.).

    Formula:Percentage Change
    % change=new−oldold×100\%\,\text{change} = \dfrac{\text{new} - \text{old}}{\text{old}} \times 100
    View formula →
  2. 2.

    A right-angled triangle has legs of 4 cm and 20 cm. Find the length of the hypotenuse.

    Formula:Pythagorean Theorem
    c=a2+b2c = \sqrt{a^2 + b^2}
    View formula →
  3. 3.

    Find 1/2 of 12.

    Formula:Fraction of a Quantity
    result=ab×N\text{result} = \dfrac{a}{b} \times N
    View formula →
  4. 4.

    A right-angled triangle has legs of 11 cm and 20 cm. Find the length of the hypotenuse.

    Formula:Pythagorean Theorem
    c=a2+b2c = \sqrt{a^2 + b^2}
    View formula →
  5. 5.

    A value changes from 116 to 149. Find the percentage change (to 2 d.p.).

    Formula:Percentage Change
    % change=new−oldold×100\%\,\text{change} = \dfrac{\text{new} - \text{old}}{\text{old}} \times 100
    View formula →
  6. 6.

    JD 138 is shared in the ratio 3 : 3. Find each share.

    Formula:Dividing in a Ratio
    share=parttotal parts×T\text{share} = \dfrac{\text{part}}{\text{total parts}} \times T
    View formula →
  7. 7.

    A car travels 231 km in 3 hours. Find its average speed.

    Formula:Speed
    v=dtv = \dfrac{d}{t}
    View formula →
  8. 8.

    Solve for x: 3x + 15 = 33.

    Formula:Solving a Linear Equation
    x=c−bax = \dfrac{c - b}{a}
    View formula →
  9. 9.

    Convert 4.92 kilometres into metres.

    Formula:Metric Length Conversion
    1 km=1000 m1\,\text{km} = 1000\,\text{m}
    View formula →
  10. 10.

    JD 175 is shared in the ratio 5 : 2. Find each share.

    Formula:Dividing in a Ratio
    share=parttotal parts×T\text{share} = \dfrac{\text{part}}{\text{total parts}} \times T
    View formula →
  11. 11.

    Convert 9.28 kilometres into metres.

    Formula:Metric Length Conversion
    1 km=1000 m1\,\text{km} = 1000\,\text{m}
    View formula →
  12. 12.

    Find 1/2 of 14.

    Formula:Fraction of a Quantity
    result=ab×N\text{result} = \dfrac{a}{b} \times N
    View formula →
  13. 13.

    Find the perimeter of a rectangle measuring 24 m by 17 m.

    Formula:Perimeter of a Rectangle
    P=2(l+w)P = 2(l + w)
    View formula →
  14. 14.

    A car travels 112 km in 2 hours. Find its average speed.

    Formula:Speed
    v=dtv = \dfrac{d}{t}
    View formula →
  15. 15.

    A bag has 9 equally likely marbles, of which 8 are red. Find the probability of drawing a red marble (to 3 d.p.).

    Formula:Simple Probability
    P(E)=favourabletotalP(E) = \dfrac{\text{favourable}}{\text{total}}
    View formula →
  16. 16.

    Convert 8.21 kilometres into metres.

    Formula:Metric Length Conversion
    1 km=1000 m1\,\text{km} = 1000\,\text{m}
    View formula →
  17. 17.

    A value changes from 144 to 30. Find the percentage change (to 2 d.p.).

    Formula:Percentage Change
    % change=new−oldold×100\%\,\text{change} = \dfrac{\text{new} - \text{old}}{\text{old}} \times 100
    View formula →
  18. 18.

    A car travels 525 km in 5 hours. Find its average speed.

    Formula:Speed
    v=dtv = \dfrac{d}{t}
    View formula →
  19. 19.

    Find 2/5 of 70.

    Formula:Fraction of a Quantity
    result=ab×N\text{result} = \dfrac{a}{b} \times N
    View formula →
  20. 20.

    What is 5% of 210?

    Formula:Percentage of a Quantity
    result=p100×N\text{result} = \dfrac{p}{100} \times N
    View formula →

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

Go to full solutions for this sheet