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7
5x=35.
Class 7 admission · Bangla Version · Mathematics
Introductory algebra, geometry and data
Connect algebra, geometry and data in written reasoning.
About this lesson and its coverage
Original Model Test for Exam unit. These questions and suggested practice times are independent Kidemy material, not an official or past paper. Choose modules for the target programme; all listed subjects are not required for every applicant.
Learn the idea
An equation must stay balanced. Drawings need stated properties rather than assumptions from appearance. Data summaries describe selected features: the mean uses every value while the median uses order. Explain what the calculation measures before drawing a conclusion.
Worked example
For 3x+5=26, x=7. A triangle with angles 45° and 65° has third angle 70°. The mean of 4, 6, 8 is 6: an equal share of the total 18 over three values.
- Translate words into a labelled model.
- Calculate and check.
- Explain the result and its limit.
Your written practice
Show your working on paper. Check your answer, then choose Next.
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30
0.5×12×5=30.
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6
Order 2,4,6,7,9.
Write in your own words. A guardian or teacher should review this response.
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There are three n terms and constants 1+2=3.
Explain like terms and order.
Write in your own words. A guardian or teacher should review this response.
Show model answer and explanation
No. 2,4,6 and 3,4,5 both have mean 4 but different spread.
Show two valid datasets and the shared mean.
Progress and browser storage
Notebook challenge, sources and further study
Reasoning model test
Include a diagram, algebra check and data explanation in your answers.
Review with a guardian or teacher
- State geometric conditions.
- Verify the equation.
- Explain what the summary cannot reveal.
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