Western Province 9 ශ්‍රේණිය ගණිතය 3 වාර පරීක්ෂණය 2024

Price of five soap bars from the price of three

Second term from a general term

Factorise a quadratic trinomial

Evaluate an expression with fractional values

Subtract algebraic fractions with the same denominator

Round a decimal to one place and to a whole number

Fill missing indices in a chain of index-law steps

One triangle angle from sums of pairs of angles

Add two binary numbers

List the complement of a set from a Venn diagram

Make P the subject when it appears twice

Litres of water in a cuboid tank from base area and depth

Integer solutions of an inequality on a number line

Probability of a red pen from a mixed set

Judge given circumference and area statements for a circle

Show two angles equal by subtracting a common angle

Triangle angle using a line through a vertex parallel to the base

Bearing and back bearing from a diagram angle

Marked price and discount from the sale price

Missing value from a mean; range of the data

Triangles in polygons, angle-sum formula, unknown angles and number of sides

Cost, income, profit and profit percentage for graded coconut sales

Sale price from a broker's commission; amount left for the owner

Sides of an obtuse triangle by Pythagoras; its area

Trapezium with one parallel side twice the other; find it from the area

Solve three linear equations and a pair of simultaneous equations

Construct a triangle from a side and two angles; altitude and area

Simplify mixed numbers with brackets and division

Fractions of money shared between children and wife; find totals

Equations of lines from a graph; parallel line; solve equations graphically