My answer booklet says the answer is 4/2 (or 1/2), but I don't understand why it's not 4/1. Thank you in advance!

My answer booklet says the answer is 4/2 (or 1/2), but I don't understand why it's not 4/1. Thank you in advance!

My manager has asked me to use 400kg worth of ingredients. Those ingredients are divided as follows: 190 kg chicken, 115 kg eggs, 95kg sugar. 10 minutes later, my manager informed me that the total...

The perimeter of a triangle is 10 (that is, a+x+(x+1)=10). Use this and the cosine law to solve for x. Round answers to 2 decimal places. Triangle: <BAC: 60degrees line...

The question: Trains run along the Bettingland Line between Betson and Winsome (via Hope) roughly once per hour in each direction. It is proposed to increase the frequency to be one train every 15...

5/8 of 75m in mixed numbers

How would I calculate whether a period is PI? Is there an equation? I have a question on an assignment which asks to find out where the period is equalled to PI.

1. Expand (a - 1/a)2 2. If a > 1 and a2 + 1/a2 = 706/225, find the value of i) a - 1/a ii) a + 1/a iii) a

Salary of Mr. X is 50% more than salary of Mr. Y. What percent of Mr. X's salary is Mr.Y's?

A club has to buy x gold medals, y silver medals and z bronze medals for an event. When the prices of gold, silver and bronze medals are $30, $20 and $10 each respectively, the total cost is $410...

A parabola graph has the Vertex and Y-intercept is A(0,8) and x-intercepts of B(3,0) and C(-3,0).... Question 1) The parabola has the equation ax^2+bx+c , Use "A(0.8)"...

please write out steps to get the anwser

Expand (√5 + 2√3)(√5 -2√3). Express your answer as simply as possible. Please explain how to answer this question. Thanks :)

Rationalise the denominator of 21/√7 and simplify the answer. Please explain a) what this question means and b) how to answer it. Thanks :)

Solve 3/x + 3/2x = 2 Please explain how to answer this question. Thank you :)

3 x square root of 27 = 3^n Find the value of n. Please explain how to answer this question. Thank you :) P.S. How do you insert a square root symbol (so as...

A tetrahedron has edges of 5cm each. What is the angle between any two faces? Please explain how to answer this question. Thanks :)

please help, its damn urgent .it is the trickiest of all! Imagine you are playing a new version of the game of chess, called x chess. the rules are same, with just one exception. You have...

please explain how to sole ths problem in detail

I have to prove that the equation (x-a)(x-b)=c2 has infinite solutions

A rectangle has a perimeter of 42cm. Another rectangle has a length double that of the first and a width 1 third of that of the first. The perimeter of the second rectangle is 57cm. X and the dimensions...

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