CLASS 8:- Math Revision Worksheet Topic: Profit and Loss 1. A shirt is purchased for Rs 400 and sold for Rs 460. Find the profit and profit percentage. 2. Sonal purchased an article for Rs 2500 and sold it at 25% above the CP. If Rs 125 is paid as tax on it‚ find her net profit and profit percentage. 3. By selling an article for Rs 34.40‚ a man gains 7.5%. What is its CP? 4. On selling tea at Rs 40 per kg‚ a loss of 10% is incurred. Calculate the amount of tea (in kg) sold‚ if the total loss
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Math Review for the Quantitative Reasoning Measure of the GRE® revised General Test www.ets.org Overview This Math Review will familiarize you with the mathematical skills and concepts that are important to understand in order to solve problems and to reason quantitatively on the Quantitative Reasoning measure of the GRE revised General Test. The following material includes many definitions‚ properties‚ and examples‚ as well as a set of exercises (with answers) at the end of each
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Math 5067 001 Homework 1 Due 9/11/13 1. Read Chapter 1 in the DHW text (sections 1.1 – 1.3 are mandatory) and answer the following: a. List at least three incentives for an insurance company to develop new insurance products. b. (Exercise 1.1 in DHW) Why do insurers generally require evidence of health from a person applying for life insurance but not for an annuity? c. (Exercise 1.3 in DHW) Explain why premiums are payable in advance‚ so that the first premium is due at issue‚ rather than in
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I. NATURE OF THE CONTEST The Metrobank-MTAP-DepEd Math Challenge is a Mathematics competition for elementary and secondary students in both public and private schools nationwide. It is implemented by the Metrobank Foundation‚ Inc. (MBFI)‚ the Mathematics Teachers Association of the Philippines (MTAP) and the Department of Education (DepEd). II. OBJECTIVES The overall objective of the Metrobank-MTAP-DepEd Math Challenge is to contribute in improving the quality of mathematics education
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IB#Mathematics#Exploration# ! This!exploration!is!your!chance!to!explore!an!area!of!math!you!are!interested!in‚!kind!of!like!a!Math! Personal!Project.!!Pay!close!attention!to!the!rubric!the!whole!way!through.! ! It!will!be!carried!out!in!several!stages.!!Below!you!will!find!a!summary!of!dates!on!which!the! different!stages!of!the!process!are!due.!These!dates!are!given!to!you!in!advance!so!that!you!can! balance!your!workload!against!other!subjects!ahead!of!time.! ! The!project!will!be!introduced
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Formulas (to differential equations) Math. A3‚ Midterm Test I. sin2 x + cos2 x = 1 sin(x ± y) = sin x cos y ± cos x sin y tan(x ± y) = tan x±tan y 1∓tan x·tan y differentiation rules: (cu) = cu ′ ′ ′ ′ ′ (c is constant) cos(x ± y) = cos x cos y ∓ sin x sin y (u + v) = u + v (uv)′ = u′ v + uv ′ ′ ′ u ′ = u v−uv v v2 df dg d dx f (g(x)) = dg dx sin 2x = 2 sin x cos x tan 2x = sin x = 2 cos 2x = cos2 x − sin2 x 2 tan x 1−tan2 x 1−cos 2x ‚ 2 integration rules: cos x = 2
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Discuss the approach to teaching math taken in the Montessori classroom. Montessori is an approach which many have adopted these days as a teaching method for children in preschool. The materials which they use create an environment that is developmentally appropriate for the children. Montessori believes that with the helped of trained teachers and the proper environment which the children are placed in‚ intelligence and different skills will be developed in the child (Casa Montessori‚
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Childhood in Wuthering Heights. Childhood is a key theme in Wuthering Heights as most of the characters’ behaviours and characteristics are shaped by events from their past. Before Heathcliff was taken in to the Earnshaw family by their father‚ Hindley and Cathy had a perfect‚ idyllic childhood. Before Hindley’s father leaves for Liverpool‚ he uses the possessive determiner‚ “my bonny man” in referral to Hindley. The common noun “man” gives connotations of flattery and respect which both father
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Part A Q2-Maths Assignment 2012‚ Mrs Pillai Lvl 1 Irrational numbers are numbers that are neither whole numbers nor ratios of whole numbers. Irrational numbers are real numbers in the sense that they appear in measurements of geometric objects--for example‚ the number pi (II). However‚ irrational numbers cannot be represented as decimals‚ unlike rational numbers‚ which can be expressed either as finite decimals or as infinite decimals that eventually follow a repeating pattern. By contrast‚ irrational
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Have you ever ridden on a rollercoaster and felt your heart drop as you were going downhill? Have you asked yourself how getting these feelings were possible? The answer is math. You may ask what math has to do with rollercoasters. Math is the reason for everything and anything that has to do with rollercoasters. Without math‚ it would be impossible to even be able to create one. To build a rollercoaster you need to be able to use numbers when talking about the costs‚ taking measurements‚ calculating
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