Southern Province 10 ශ්‍රේණිය ගණිතය 3 වාර පරීක්ෂණය 2023

Simple interest for one year on a deposit

Time for a journey at a uniform speed

Write an index statement in logarithm form

Subtract two algebraic fractions

Missing angle of a right-angled triangle

Men needed to finish work in fewer days

LCM of two algebraic terms

Choose the first approximation of a square root

Base angle of an isosceles triangle from angles in a part

Size of an intersection from the union formula

Factorise with a common factor and difference of squares

Probability of a complementary event in a team

Fill missing lengths on the net of a triangular prism

Solve a quadratic equation in factorised form

State the congruency case for two overlapping triangles

Class limits and size from a grouped frequency table

True or false statements about a perpendicular from the centre to a chord

Mark angles of elevation and depression on a sketch

Solve a linear inequality and show it on a number line

Angle at the centre from an angle on the circle

Locate a point using an angle bisector and a perpendicular bisector

Curved surface area of a cylinder rolled once

Area of a parallelogram from a triangle cut off at midpoints

Angle using a semicircle and angles in the same segment

Gradient of a line through two points on the axes

Fractions of money shared, donated and saved; total and a ratio

Rectangle with a sector attached: arc, perimeter, area, equal-area triangle

Complete a pie chart table of teams; total players and a new sector

Rates for a house and a business, assessed value, late-payment fine percent

Grid of outcomes for two draws with replacement; tree diagram

Interest on savings versus import cost with duty, VAT and charges

Graph of a quadratic: turning point, negative decreasing range, roots

Simultaneous equations for buses carrying students

Factorise a trinomial quadratic

Solve an equation with algebraic fractions

Quadratic from Pythagoras in a right triangle; find the sides

Scale diagram from two angles of elevation; height and depression angle

Modal class and mean from grouped scores; runs projected over 50 overs

Arithmetic progression of daily distances: first term, tenth term, sum

Construct a triangle and a circle centred on two loci

Two intersecting circles: prove angle equalities

Parallelogram with equilateral triangles: congruence and a new parallelogram

Prism immersed in a cylinder: derive the rise in water level

Evaluate the formula with logarithm tables

Venn diagram of travel by ship and air; regions and a percentage