The product of 2 numbers is 60 and their arithmetic mean in 8‚ find the numbers. 2. The monthly salary of a persona was Rs. 320 for each of the first three years. He next got annul increment of Rs. 40 per month for each of the following successive 12 years. His salary remained stationary till retirement when he found that his average monthly salary during the service period was Rs. 698. Find the period of his service. 3. Divide 36 into 6 parts in A.P such that the sum of their squares in Rs. 286
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the universal set‚ ξ = P ∪ Q ∪ R . On the diagram in the answer space‚ shade (a) the set P ∪ R ‚ (b) the set (P ∩ R ) ∪ Q ’ . [3 marks] Answer: (a) P Q R (b) P R Q 2 Diagram 1 shows a solid cuboid. A cone is removed from this solid. 12 cm 10 cm 15 cm DIAGRAM 1 The diameter of the base of the cone is 7 cm and the height of the cone is 9 cm. Calculate 22 ⎞ ⎛ the volume‚ in cm 3 ‚ of the remaining solid. ⎜ Use π = [3 marks] ⎟ 7 ⎠ ⎝ Answer: SAH@MOAZC2008 1 SPM(U) 2006 :
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it has started wars‚ and it has led man to his ultimate control of his environment 1 I shall examine the causes and developments of mathematics. Starting with early Egypt and Babylon‚ then on to classical Greece‚ and finally the 17th century through modern times; I will trace the need and development of mathematics. "Priority in the development of mathematics belongs to Babylon‚ where ancient land numeration‚ algebra‚ and geometry methods existed at least from the Hammurabi dynasty‚ around
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(b) Calculate the area of the shaded region BECD. cQ3. In the following diagram‚ O is the centre of the circle and (AT) is the tangent to the circle at T. If OA = 12 cm‚ and the circle has a radius of 6 cm‚ find the area of the shaded region. cQ4. The diagram shows a circle‚ centre O‚ with a radius 12 cm. The chord AB subtends at an angle of 75° at the centre. The tangents to the circle at A and B meet at P. (a) Using the cosine rule‚ show that the length of AB
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John Gemmer Professor Solomon English 10100 6 March 2012 Section 1 World Civilization Chapter 4 Summary Iran is a land located in Central Asia which is surrounded by the Zagros mountains‚ Caspian Sea and Caucasus Mountains. The geography of Iran features deserts‚ mountains‚ streams‚ and plateaus. The people of Iran relied on irrigation in order to gain resources and move further down the land. Iran also featured a number of resources such as copper‚ tin‚ gold‚ and silver which served as goods
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us‚ springs out‚ revealing our true self. Golding’s novel Lord of the flies demonstrates this ruthlessness in us‚ gradually exposing the group’s animalistic behaviors as the book progresses and suffice to say‚ shows clear examples of inherent irony. Jacks act of hunting Ralph‚ the fire that was purposely put in place to kill Ralph but ended up saving the group and the navy officer’s reaction to the boys all exhibited inherent irony in Lord of the flies. The last chapter in Golding’s novel Lord of
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Africa chapter 20 • Factories: forts and trading posts with resident merchants. • El Mina (1482): Most important factory in the heart of gold-producing region of the forest zone. • Nzigna Mvemba (r. 1507-1543): Ruler of Kongo. With help of missionaries brought the whole kingdom to Christianity. • Luanda: Permanent settlement of the Portuguese established in the south of the Kongo in the 1570s. Basis for Portuguese colony of Angola. • Royal African Company: Charted in 1660s to establish a monopoly
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Chapter 2 AP World History Summery Each civilization faces challenges from politics to environment and everything in between. This chapter explains how each society became urbanized even though it was very tough. Nubia‚ China‚ Olmec‚ and Chavin are connected though each are separated by millions of miles and geological isolation. In China‚ dynasties rule all over the land; the Shang dynasty begins China’s history with the rise of power of it’s clans. It contains the earliest recorded writing
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Chapter 2: When Worlds Collide (1492- 1590) 1. Discuss the roles played by the rising merchant class‚ the new monarchies‚ Renaissance humanism‚ and the Reformation in the development of European Colonialism. The merchant class rose beside the economic growth. It expanded commerce and trade in basic goods. Commercial expansion stimulated the growth of markets and towns. Alliance between commerce and political power was important in the development of European Colonialism. New monarchies promised
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comment. (e) Calculate the standard deviation based on the frequency table by using three different method. Draw your conclusion. FURTHER EXPLORATIONS We know that physical activities are important for our health. But we must know the limit of the heart in older not to burden our organ. Resting heart rate between 60 to 100bpm can be regarded as normal to teenagers and adults. Heart rate depends on several factors including the level of fitness and environmental stress. (a) Obtain your
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