757 prompts matching "Using a letter to stand for an unknown number"
Real-life Nigeria: Where a graphical method beats an algebraic one
Act as my SS3 Mathematics tutor. Show me where where a graphical method beats an algebraic
Word problem: A Nigerian transport loading problem as a linear programme
Act as my SS3 Mathematics tutor. Give me three word problems on a Nigerian transport loadi
Practice set: Finding the maximum of an objective function
Act as my SS3 Mathematics tutor. Give me five practice questions on finding the maximum of
Real-life Nigeria: A production mix problem for a small business
Act as my SS3 Mathematics tutor. Show me where a production mix problem for a small busine
Practice set: Estimating quartiles and percentiles from an ogive
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating quartiles a
Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Word problem: Comparing the consistency of two Nigerian farmers' yields
Act as my SS3 Mathematics tutor. Give me three word problems on comparing the consistency
WAEC pitfalls: Dividing by the wrong number of items
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
Practice set: The mean deviation of grouped data
Act as my SS3 Mathematics tutor. Give me five practice questions on the mean deviation of
Exam timing: A timed set of mean deviation calculations
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of mean de
Word problem: Presenting a Nigerian household budget as a pie chart
Act as my SS3 Mathematics tutor. Give me three word problems on presenting a Nigerian hous
Practice set: Converting between a pie chart and a bar chart
Act as my SS3 Mathematics tutor. Give me five practice questions on converting between a p
Real-life Nigeria: Choosing the right chart for a given set of data
Act as my SS3 Mathematics tutor. Show me where choosing the right chart for a given set of
Exam timing: A timed set of chart drawing and reading questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of chart d
Spot my mistake: Rounding twice and drifting away from the true value
Act as my SS3 Mathematics tutor. Work a question on rounding twice and drifting away from
Worked example: Rounding a number whose leading digits are zeros
Act as my SS3 Mathematics tutor. Take me through one full worked example on rounding a num
Practice set: Estimating an answer by rounding each quantity first
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating an answer b
Quiz me: Calculating percentage error from a measured and a true value
Act as my SS3 Mathematics tutor and quiz me on calculating percentage error from a measure
Word problem: A Nigerian bank savings problem over several years
Act as my SS3 Mathematics tutor. Give me three word problems on a Nigerian bank savings pr
Exam timing: A timed set of interest and depreciation questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of interes