Tamil Nadu HSE First Year Mathematics case studies
Tamil Nadu HSE First Year Mathematics · Put your knowledge to work in context.
Tamil Nadu Higher Secondary First Year Mathematics is the Class XI mathematics course in the Tamil Nadu state-board Higher Secondary stream. It is designed for students who have completed Class X and are building the mathematical foundation needed for Class XII, for state entrance examinations and for university study in science, engineering, commerce and related fields. The Tamil Nadu HSE First Year Mathematics case studies are 5 cases and about 2,539 words.
1Club Membership Audit and a Sharing Relation
At a higher secondary school, 88 students belong to at least one of three clubs: Chess (C), Quiz (Q) and Debate (D). The membership register gives C = 45, Q = 40, D = 35, C ∩ Q = 15, Q ∩ D = 12, C ∩ D = 10 and C ∩ Q ∩ D = 5.
540 words, about 3 min2Harbour Depth Windows for Two Vessels
A fishing harbour's channel depth is modelled by d(t) = 4 + 3 sin(πt/6) metres, where t is hours after midnight and 0 ≤ t ≤ 24. The harbour master has two rules.
441 words, about 2 min3Circular Fountain and a Straight Walkway
A circular fountain in a park has centre (3, 4) and radius 2 m; its boundary is x² + y² - 6x - 8y + 21 = 0. A straight walkway is to start at the entrance P(0, 0).
544 words, about 3 min4Juice Blend Prices and a Dishonest Row Operation
A canteen makes three juice blends, P, Q and R, from three ingredients. Each litre of P uses 2, 1 and 1 units of the ingredients; Q uses 1, 3 and 1; R uses 1, 1 and 2.
558 words, about 3 min5Defective Items, Machine Shares and a Quick Test
A factory runs three machines A, B and C. In a day they make 1000 items: A makes 500, B makes 300 and C makes 200.
456 words, about 2 min