Paper I Part A Q1 · 2 marks
PercentagesChoose the more profitable of two sales (a loss versus break-even)
🔒 Answer & steps: try it free in Gedara Sir→9 ශ්රේණිය ගණිතය 1 වාර පරීක්ෂණය 2018 · පිළිතුරු සමඟ
Western Province, Grade 9 Mathematics, term 1, 2018. All 27 questions, with what each one tests. Try any of them free in Gedara Sir to check your answer, with step-by-step working in English and Sinhala.
Choose the more profitable of two sales (a loss versus break-even)
🔒 Answer & steps: try it free in Gedara Sir→Seventh term from a linear general term
🔒 Answer & steps: try it free in Gedara Sir→Read a base-two abacus and give the decimal value
🔒 Answer & steps: try it free in Gedara Sir→Fraction of a mixed-number time in hours
🔒 Answer & steps: try it free in Gedara Sir→Substitute fractional values into a linear expression
🔒 Answer & steps: try it free in Gedara Sir→Angles on a straight line with a right angle
🔒 Answer & steps: try it free in Gedara Sir→Add and subtract unit fractions
🔒 Answer & steps: try it free in Gedara Sir→Commission as a percentage of a car's value
🔒 Answer & steps: try it free in Gedara Sir→Factor out the highest common factor of two terms
🔒 Answer & steps: try it free in Gedara Sir→Remove brackets and collect like terms
🔒 Answer & steps: try it free in Gedara Sir→Perimeter of an equilateral triangle
🔒 Answer & steps: try it free in Gedara Sir→Cost price from selling price and profit percentage
🔒 Answer & steps: try it free in Gedara Sir→Solve a two-step linear equation stating axioms
🔒 Answer & steps: try it free in Gedara Sir→Matchstick triangle pattern: sticks for a later stage
🔒 Answer & steps: try it free in Gedara Sir→Divide two mixed numbers
🔒 Answer & steps: try it free in Gedara Sir→Evaluate a difference of squares by factoring
🔒 Answer & steps: try it free in Gedara Sir→Angle using co-interior angles between parallel lines
🔒 Answer & steps: try it free in Gedara Sir→Height of water in a cuboid from base area and volume
🔒 Answer & steps: try it free in Gedara Sir→Fill the constant term in a binomial product
🔒 Answer & steps: try it free in Gedara Sir→Area of a triangle from base and perpendicular height
🔒 Answer & steps: try it free in Gedara Sir→Binary numbers: place values, conversions, abacus, addition and subtraction
🔒 Answer & steps: try it free in Gedara Sir→Algebraic area of a changed flower bed; factorise trinomial and difference of squares
🔒 Answer & steps: try it free in Gedara Sir→Parallel lines and transversals: name pairs, angle relations, find angles, prove equality
🔒 Answer & steps: try it free in Gedara Sir→Fractions of a salary spent and saved; find the salary
🔒 Answer & steps: try it free in Gedara Sir→Tank capacity in cm^3 and litres; days of supply; milk into bottles
🔒 Answer & steps: try it free in Gedara Sir→Marked price, cash discount, profit percentage and commission
🔒 Answer & steps: try it free in Gedara Sir→Running rounds pattern: terms, general term, nth term, solving for day
🔒 Answer & steps: try it free in Gedara Sir→