Paper I Part A Q1 · 2 marks
Number PatternsNext two terms of a decreasing number pattern
🔒 Answer & steps: try it free in Gedara Sir→9 ශ්රේණිය ගණිතය 1 වාර පරීක්ෂණය 2020 · පිළිතුරු සමඟ
Richmond College, Galle (school paper, via govdoc.lk), Grade 9 Mathematics, term 1, 2020. 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.
Next two terms of a decreasing number pattern
🔒 Answer & steps: try it free in Gedara Sir→Selling price after a percentage discount
🔒 Answer & steps: try it free in Gedara Sir→Add two unit fractions
🔒 Answer & steps: try it free in Gedara Sir→Equal angles on a straight line with a given angle
🔒 Answer & steps: try it free in Gedara Sir→Term of a pattern from its general term
🔒 Answer & steps: try it free in Gedara Sir→Convert a binary number to decimal
🔒 Answer & steps: try it free in Gedara Sir→Half of a mixed-number mass
🔒 Answer & steps: try it free in Gedara Sir→Substitute values into a product
🔒 Answer & steps: try it free in Gedara Sir→Expand and simplify a product of binomials
🔒 Answer & steps: try it free in Gedara Sir→Factorise a difference of two squares
🔒 Answer & steps: try it free in Gedara Sir→Show a length relation using equal sides and axioms
🔒 Answer & steps: try it free in Gedara Sir→Solve a two-step linear equation
🔒 Answer & steps: try it free in Gedara Sir→Add two binary numbers
🔒 Answer & steps: try it free in Gedara Sir→Profit and profit percentage
🔒 Answer & steps: try it free in Gedara Sir→Evaluate using difference of squares
🔒 Answer & steps: try it free in Gedara Sir→Angle using parallel lines and a triangle
🔒 Answer & steps: try it free in Gedara Sir→'Of' a quotient of mixed numbers
🔒 Answer & steps: try it free in Gedara Sir→Whole amount from a fraction of it
🔒 Answer & steps: try it free in Gedara Sir→Prove two angles equal by subtracting a common angle
🔒 Answer & steps: try it free in Gedara Sir→General term of a decreasing pattern
🔒 Answer & steps: try it free in Gedara Sir→Savings deposits as a number pattern; general term and December amount
🔒 Answer & steps: try it free in Gedara Sir→Area expression of a flower bed; factorise trinomial and difference of squares
🔒 Answer & steps: try it free in Gedara Sir→Angles with parallel lines, angle at a bend, equal angles on a line
🔒 Answer & steps: try it free in Gedara Sir→Fractions of a salary spent and saved; salary from saving
🔒 Answer & steps: try it free in Gedara Sir→Marked price, discount price, profit percentage; house price from commission
🔒 Answer & steps: try it free in Gedara Sir→Binary to decimal, decimal to binary, binary addition and subtraction
🔒 Answer & steps: try it free in Gedara Sir→Tank capacity in litres, days of supply, filling time; bottles from volume
🔒 Answer & steps: try it free in Gedara Sir→