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 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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Writing a Mathematics Research Paper Math 191T: Introduction to Scientific Research‚ Fall 2005 Instructor: Doreen De Leon The following is meant as a guide to the structure and basic content of a mathematical research paper. The Structure of the Paper The basic structure of the paper is as follows: Abstract (approximately four sentences) Introduction (approximately 1 page) The problem/situation (1-2 pages) Your idea/model (1-2 pages) The details (5+ pages) Future directions (approximately
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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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MATH OF INVESTMENT (FORMULAS AND SAMPLE PROBLEMS) SIMPLE INTEREST: a) I= Prt b) F= P+ I c) I= F- P d) F= P (1 + rt) e) P= F / 1+ rt f) R= I / Pt g) P= I / rt h) t= I / Pr i) EXACT INTEREST: j) k) Ie= Pr approximate time Ie= Pr exact time l) 365 days 360 days m) n) ORDINARY INTEREST o) p) Io= Pr exact time Io= Pr approximate time q)
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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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Statistical Report The Relationships between Location‚ Income‚ and Credit Balance for the customers of AJ Davis Department Store Math 533 Course Project Part A AJ DAVIS DEPARTMENT STORES AJ Davis Department Store Customer Research A. Brief Introduction The department store AJ Davis would like to find out more information about their customers. A sample of 50 credit customers is selected with data collected on the following five variables: 1. LOCATION (Rural‚ Urban‚ Suburban)
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PAGE 19 Note: If the divided result is fraction‚ it must be round up. If it is divisibly devided‚ the result must always be plus 1. 3.The Class Interval must be written in order from Min-Max‚ or Max-Min 4. Finding the Frequency of each Class Interval by using mark Example2: Draw a Frequency Distribution Table by setting the Class Interval width to 5 with belows data. The data is the height of 36 Vocational Diploma students. xxx xxx xxx xxx xxx xx xx xxx xx xx xxx xx Direction: 1. Range
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(Revised) GCSE FOUNDATION REVISION GUIDE For Linear Course Written by MR P BENSON – Maths Tutor MARCH / APRIL 2005 VERSION 1 ISSUED FEBRUARY 2006 RE-UPDATED VERSION 2 MARCH 2008 VERSION 3 UPDATED FOR NEW SPECIFICATION 2011 CONTENTS PAGE Section Topic Page A Percentages 3 B Interest 3 C Nth Terms 3 D Ratio 4 E Lowest Common Multiples 4 F Highest Common Factors 4 G Prime Numbers 5 H Fractions
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List of available projects - HTTrack Website Copier HTTrack Website Copier - Open Source offline browser Index of locally available projects: No categories · vedic maths Mirror and index made by HTTrack Website Copier [XR&CO’2002] © 2002 Xavier Roche & other contributors - Web Design: Leto Kauler. file:///C|/My%20Web%20Sites/vedic%20maths/index.html12/22/2005 8:49:27 AM Vedamu.org - Vedic Mathematics - Course INDEX I. Why Vedic Mathematics? II. Vedic Mathematical Formulae Sutras
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