Texas Instruments TI-84 Plus Calculator "40" Questions

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40 coins equaling $6.40 how many quarters and how many dimes are there. Let x be number of quarters and y number of dimes. There are 40 coins so: x+y=40 or x=40-y These 40 coins equal 6.40$ and 1 ...

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40 divide 1half If you are asking "What is 40 divided by 1/2"..... input 1: 40 / .5 input 2: 40 / (1/2) Answer in both cases is 80. OR If you are asking "What is 40 divided into 1/2"...... input 1: .5

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how to figure percentage how many liters of 20% alcohol solution should be added to 40 liters of 50% alcohol solution to make 30% solution I will assume that the percentage is per volume (20% per ...

how many liters of 20% alcohol solution should be added to 40 liters of 50% alcohol solution to make 30% solution I will assume that the percentage is per volume (20% per volume, 40 per volume. Let x ...

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a used car is sold by $6600 at 40% off. how much is the original price? The keyword is 40% OFF.That means the price you paid is only 100%-40%=60% of the  full price.Let x be that full price.Then ...

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how do i use my calculator to solve this problem 40 exponent 1/3 I assume you want 40 raised to the one-third power?Three simple ways.Raise 40 to the one-third power: Press 4 0 y^x ( 1 / 3 ) ...

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cos30-cos40=0 sin30+sin40=980 Is this a joke or what? cos(30 deg)-cos(40 deg)=0.0999809607 sin(30 deg)+sin(40 deg)=1.14278761 And even if your functions are hyperbolic functions the first expression ...

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...a manual. I've set the tax rate. But how do I compute the tax rate with the TAX+ button for say $40? I've tried 40 and the button, but the total just comes back $40. I've tried 40 and hitting the ...

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IF STATEMENT Harry earns R16,50 per hour,if he works more than 40 hours . he recieve an extra R10 per hour .the employer enters the number of hours harry has worked.calculate and display harry's total

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...to describe how much pizza you have in total? In this case, you would have to cut each pizza into 40 pieces. To determine that it is 40, we do the multiples of 5, being 5, 10, 15, 20, 25, 30, 35,

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