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# Consumer Mathematics

### Rewriting Fractions

Rewrite the rational expression with the given denominator 5t/(3t - 6) = ?/(6t - 12) Simplify the answer.

### Solve the equation

Solve the equation x / (5x+10) = (2x-5)/(x+2) - 4x/(5x+10) the solution set is

### Find the Original Fraction

In a certain fraction, the demoninator is 4 less than the numerator. If 2 is added to both the numerator and denominator, the resulting fraction is equal to 7/5. Find the original fraction The original fraction is__ Type a fraction. Do not simplify.

### Subtracting polynomial fractions

Subtract. -29/4-y - 9y-7/y-4 The difference is ___ Simplify the answer

### Simplify polynomial fraction

Reduce the rational expression to lowest terms. x*2 - 36 ________ 6 - x simplify form is __

### Fraction learning activity

Could you give a learning activity that I can use in my classroom related to this? . (1) Fractions are used to describe what part of an assigned task is completed. For example, if a student has to solve 10 homework questions, and has completed 4, the fraction completed is 4/10 = 2/5 (2) When you cut a cake, your

### Ratio and Proportion : Problems and Real-Life Applications

Please see the attached file for the fully formatted problems. 20. A Boeing 747 jet is approximately 230 ft long and has a wingspan of 195 ft. If a scale model of the plane is about 40 cm long, what is the model's wingspan? 28. The amount of gold jewelry and other products is measured in karats (K), where 24K represents p

### Ratio and Proportion Equations

1. A lawyer bills her clients \$200 per hour of service. If a client's case requires 39 hours to complete, use proportion to calculate how much the client will owe the lawyer (excluding tax). 2. A new virus is released on the internet; the administrator of a department's Local Area Network ( LAN) is given five minutes by a ma

Conduct a literature and internet search for information on the Truth-in-Lending Law. Discuss your findings in terms of what the law pertains to and how it is applied.

### Ratio and Proportion Households

A study showed that there are 17 vehicles for every 10 households. how many vehicles are there for 106 million households? There will be ( ) million vehicles? Simplyify you answer

### Solve the equation

Solve the equation 1/8x - 1/11x + 1/88x =8 The solution set is { }

### Simplify

Simplify as much as possible; see attachment: [t/(t + 3t)] / [(1 +4)/(t+1)]

### Rational expressions

I need help with solving the problems in the attachment. 2/3-1/4 7/12-1/4 -2/3+1/4 4x2 3-(8-9) 2x4+4-3(1-2) (a+b)(a-b) b-c__ 2b-a ac+bc

### How to Solve an Inequality with Fractions

Solve the inequality below . Simplify your answer as much as possible. 2/3z -3>7z-8

### Operations: Rational Expressions and Fractions

How is doing operations (adding, subtracting, multiplying, and dividing) with rational expressions similar to or different from doing operations with fractions? Can understanding how to work with one kind of problem help in understanding how to work another type? When might you use this skill in real life?

### present value of money

Determine the present value P you must invest to have the future value A at simple interest rate r after time t. A=\$8000.00 r=11.5% t=6months. Round this to the nearest cent

### Simple interest owed

The principal P is borrowed at a simple interest rate r for a period of time (t). Find the simple interest owed for the use of money. Assume 360 days in a year and round answers to the nearest cent P=\$11,000 R=7%, t=30days

### Have calculators have eliminated the need to learn

Some people believe that calculators have eliminated the need to learn the skills to perform mathematical operations by hand. State your position on this belief, and then support your position with real-life stories or examples

### Geometry - Ratio and Proportion

1.The sides of a triangle are in the ratio of 3:4:5. If the perimeter is 90 centimeters, find the length of each side. 2.Use the Pythagorean Theorem to find the length of the missing side in right triangle. Triangle ABC with right triangle C. a. If a= 3cm and b = 4 cm, find c b. If a=6 yd and c= 11 yd, find b Answe

### Fraction Reciprocals

11. Find the reciprocal of (1/5)(15) 12. Divide -12/0 13. Divide 90/30 14. Perform the indicated operation 11-6 _____ 7-7 or 11-6/7-7 15. Find the reciprocal of 1/3(9-4).

### comparing fractions and evaluate expressions with fractions

1. Place the following set of numbers in ascending order. -2/5,1/6,7/8 -5/9,3/4 2. Which of the following numbers are integers? 11/3,9.7,-163,-3/8,1 3. Determine the maximum and minimum values of the following set of numbers. 36/7,-1,-2/3,-5,26/9 4. Evaluate [-14] 5. Add -4/5+(3/4)

### Ratios and Porportions - Calories

Activity Cal/h Activity Cal/h Bicycling 6 mi/h 240 Running 10 mi/h 1,280 Bicycling 12 mi/h 410 Swimming 25 yd/min 275 Cross-country skiing 700 Swimming 50 yd/min 500 Jogging 5 mi/h 740 Tennis (singles) 400 Jogging 7 mi/h 920 Walking 2 mi/h 240 Jumping rope 750 Walking 3 mi/h 320 Running in place 650 Walking 4 mi/h 440

### Consumer Maths - Break-Even Point with Variable Expenses

Solen Company's break-even-point in sales is \$1,000,000, and its variable expenses are 60% of sales. If the company lost \$200,000 last year, sales must have amounted to _________?

### equation, expression and set

Directions : Write the word or phrase that best completes each statement or answers the question. 1. It is estimated that y , the number of items of a particular commodity (in millions)sold in the united States in year x represents the number of years since 1990 , is given the formula y=1.38x+3.49. That is , x =0 represents

### Imaginary number and fraction

a) Find the following values using the imaginary unit i : i) 4* (-1)^1/2 11) 9x^2 +18 = 0 iii) ( 3 + 4i )( 2 + 5i ) b) George's age is three -fourths of Angel' s age. In 5 years George's age will be 7/9 Angel's age. how old is George now ?

### Basic Maths - Ratios and Proportions

Describe an application for the use of ratios or proportions that is not mentioned in your text, or describe how an application problem in the text could be useful in your daily life. Basic Mathematical skills with Geometry 6th

### Basic Mathematics Problems Involving Fractions and Word Problems

# 22 Find the least common multiple(LCM) for each group of numbers: 12,20,and 35 #36 1/3 + 5/8 + 4/5 #44 13/15 - 11/20 -------------------------------------------------------------------------- Kitchen sub flooring Benjamin and Olivia are putting a new floor in their kitchen. To get the floor up to

### Basic Math Skills With Geometry and Fractions

#18 13 11 __ + __ 18 18 #38 9 - 3 + 7 __ __ __ 11 11 11 #44 One took 7 minutes (min), a second task 12 min and a third took 21 min. How long did the task take as a fraction of an hour? #50 Find the perimeter of the following triangle. 3 3 3