A. Ratio Vs. Percent Change A student is reviewing their notes from class. They cannot figure out when to use Change ratio part %3D as opposed to percent increase/decrease Original value Total

Q: Two students appeared at an examination. One of them secured 20 marks more than the other and his…

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Q: I'm curious in step 3, how did you get the value 1.2189?

A: Let's solve. Above calculation is wrong.

Q: le and how you solved, thank you.

A: Given  12 blue 6 brown 10 orange 8 yellow 8 red 4 green _______________ 48 total M&Ms

Q: Find the three-digit number that increases by 30% when each of its digits are increases by 1.

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Q: What would be the rate of increase of an island population of 1000 that has 30 births and 20 death?…

A: An island population of 1000 that has 30 births and 20 death. We need to calculate What would be the…

Q: If the price of gasoline increased by 20% one week and then again by 10% the following week by what…

A: Higher gasoline prices(P) raise transportation costs(C) for businesses. Due to increased price(P),…

Q: If sec@-20find coto %3D 4

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Q: i would like to know how to calculate this without a calculator or big numbers

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Q: my bank pays 4% interest and inflation is 3 % what is my real interest.

A: given that:  Nominated interest rate = 4%  Inflation = 3% We use here the formula of real interest…

Q: Find yas a fon chenof x if t. %3D with

A: This is cauchy euler equation and we will solve it by changing the dependent variable

Q: 8 2 -3 [ ] +sx= a +5X: 3 -7 4 -6

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Q: Bank B offers 1% interest per month. This will grow with compound interest (interest already earned,…

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Q: What is their net profit when 40 tickets are sold?

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Q: Two people start walking from the same point. One walks south at 3 miles per hour and the other…

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Q: Suppose that you have bought a total of 3000 shares of stock of a particular company. You bought…

A: There are 1200 shares of stock at $17 per share, 1000 shares of stock at $11 per share, and the…

Q: The following formula can be used to determine the selling price of an item when the profit is based…

A: The objective is to derive the formula Selling price =Cost (100%-Percent of profit)

Q: if I invest 1000 at 2% interest how long will it take to double my money

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Q: Find the number of ways that 6 teachers can be assigned to 4 sections of an introductory psychology…

A: The question is about counting Given : Total no. of teachers ( n ) = 6 No. of section ( r ) = 4   To…

Q: can you explain step 2 and 3 further? like how did you get 2/3 in step 2 and why its n>=3 in step 2?

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Q: represent

A: We will find the equation for compounding.

Q: If an object lose 45% of its value over 5 years, what percent of it's value does it lose over one…

A: Let it loosed x of its value over one year So, after 5 years it will be (1-x)5 of the initial value.…

Q: if $3500 earned simple interest of $153.13 in 7 months, what was the simple interest rate

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Q: Mon invested Php125, 000.00 in a savings account that pays 7% interest compunded quarterly. If he…

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Q: how do you solve a mid point with missing value

A: We have given to find midpoint with missing value Let two  points   Px1,y1 and Q(x2,y2 Mid point is…

Q: If $1000 is deposited in an account that pays interest quarterly, and if the money grows to $1150…

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Q: What is the predicted worldwide sales amount for e-cigarettes in 2010? Express your result in…

A: From the question, Sales in 2008 = 20 million dollars From the answer, Average rate of change of…