CSEC Additional Mathematics case studies
CSEC Additional Mathematics · Put your knowledge to work in context.
CSEC Additional Mathematics is a Caribbean Examinations Council (CXC®) subject examined under the Caribbean Secondary Education Certificate. It is built for students who already have a solid foundation of algebraic knowledge and mathematical reasoning from CSEC General Proficiency Mathematics, and who want a smoother transition into higher-level mathematics study or into careers needing a deeper grasp of mathematical concepts. The CSEC Additional Mathematics case studies are 5 cases and about 2,021 words.
1Concert ticket pricing with an attendance floor
The student council at a secondary school is setting the price for its annual concert. The hall holds 900 people.
355 words, about 2 min2Wheelchair ramp gradient and drain clearance
A community centre must install a wheelchair ramp from pavement point A(0,0) to a door platform at B(10.8,1.25), where coordinates are metres east and north. The site plan shows a drain cover centred at D(6.0,0.35) with a 0.30 m radius; the ramp must not pass within 0.20 m of the drain edge.
378 words, about 2 min3Two vegetable beds against a wall
A school agriculture club has 72 m of fencing to make two equal rectangular vegetable beds side by side. The beds will share a common dividing fence, and the outer boundary uses three sides of fencing because the fourth side is formed by an existing straight wall.
407 words, about 2 min4Cafeteria supplier choice with package excess
A school cafeteria needs to order three items for a week: 240 loaves of bread, 180 litres of milk, and 150 kg of rice. Two suppliers, A and B, quote unit prices but package sizes differ.
376 words, about 2 min5Fair game expected value and player target
A sixth-form class plans a fundraising game at the school fair. A player pays 5 and draws one token without looking from a bag containing 10 tokens: 6 tokens are blank, 3 tokens win a 4 snack voucher, and 1 token wins a 15 book voucher.
505 words, about 3 min