Question 1-CXC Past Paper Questions: 1989-2011 May 1989 (a) Find the exact value of (4⅘÷2⅔)- (1⅓) 2 (5 marks)(b) Write your answer to part (a) as a decimal correct to 2 significant figures. (2marks)(c) A sum of money is to be divided among A‚B‚ AND C in the ratio of 2:3:5. Thelargest share amounts to $1200.Calculate: (i) the total sum of money to be shared(ii) A’s share(iii) the percentage of the total amount that Breceives (5 marks) May 1990 Calculators‚ slide rules and mathematical tables
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Teamwork Team means “Together Everyone Achieves More”. Teamwork is the ability to work together towards a common vision. Teamwork is all about caring for each other. Teamwork is everywhere. The individual efforts result in a level of performance that is greater than the sum of those individual efforts. Weaknesses of one member can be supported by stronger members who will make the results better and more effective than a person doing it individually. Without teamwork you would not be able to complete
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Bill French Case 1. What are the assumptions implicit in Bill French’s determination of his company’s break-even point? He has assumed that there is only one break-even point for the firm’s three products by taking the average. Labor Union will not affect the product prices no effect on the break-even analysis. Constant dividends were given to stockholders. Production of product “A” will be decreased and the other hand product “C” capacity will be increased. Sales price will be constant.
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The results of my ecological footprint quiz were that I was living an ecologically conscientious lifestyle‚ and I would need only 0.52 Earths. My highest consumption had been in the food footprint. I also noted that I had a really high travel distance annually‚ which was at approximately 5‚000km‚ due to a long travel to and from my university. I believe that the results reflect my lifestyle. I would say that I am pretty "eco-friendly." When I go grocery shopping‚ I bring my own bags instead of using
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Chapter 1 Susan has a part-time "cottage industry" producing seasonal plywood yard ornaments for resale at local craft fairs and bazaars. She currently works 8 hours per day to produce 16 ornaments. a. What is her productivity? b. She thinks that by redesigning the ornaments and switching from use of a wood glue to a hot-glue gun she can increase her total production to 20 ornaments per day. What is her new productivity? c. What is her percentage increase in productivity? a. 16 ornaments/8
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and result in a stronger muscle contraction than a stand-alone twitch. This phenomenon is known as You correctly answered: c. wave summation. 3. Wave summation is achieved by Your answer : d. allowing the muscle to completely relax between stimuli. Correct answer: a. increasing the stimulus frequency (the rate of stimulus delivery to the muscle). 4. Wave summation increases the force produced in the muscle. Another way to increase the force produced by a muscle is to Your answer : a. slow action
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Hess’ Law of Heat Summation Hess’ Law states that: "The enthalpy change for any reaction depends on the products and reactants and is independent of the pathway or the number of steps between the reactant and product". BASICALLY: Hess’ Law states "the heat evolved or absorbed in a chemical process is the same whether the process takes place in one or in several steps" >This is also known as the "law of constant heat summation". All it means is that no matter how many steps the chemical
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MANY PROCESSES MUST TAKE place within the skeletal muscle fibres in order for muscle contraction to occur. The cross bridge cycle‚ process by which the muscle length is shortened as myosin heads‚ extending from the myosin filaments‚ interact cyclically in a rowing motion with the actin filament (Rayment et al. 1993)‚ is one of the crucial mechanical events required. The mechanism is initiated when an ATP molecule is bound to a myosin head. An enzyme within the head. known as ATPase‚ hydrolyzes the
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During the summation speech‚ defending lawyer Atticus Finch discusses the accusation of Tom Robinson raping Mayella Ewell. While Atticus is speaking to the people of the jury he adds a conversational tone to his argument‚ which helps allow the people of Maycomb along with the judge and the jury to better understand Tom Robinson’s point of view about the allegation. A In Maycomb Alabama‚ 1935 it was extremely difficult to defend a black man in a trial against a white person. Throughout the speech
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LABORATORY REPORT Activity 2: Twitch Contractions and Summation PREDICTIONS Effect of Muscle Fiber Length on Contraction 1. As muscle fiber length increases: contraction force increases‚ becoming maximum at an optimal length‚ then decreasing at longer lengths. Effect of Stimulation Frequency on Contraction 2. As the frequency of stimulation increases‚ the force of contraction: increases. MATERIALS AND METHODS Measurement of Threshold Stimulus 1. Dependent Variable: contraction force
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