Mathematics, 07.07.2019 05:10 Adolfosbaby
Marcos purchases a top-up card for his pre-paid cell phone. his remaining balance, b, can be modeled by the equation b=40−0.1n, where n is the number of minutes he's talked since purchasing the card.
a) how much money was on the card when he purchased it? $ which intercept is this? b-intercept or n-intercept?
b) how many minutes will he have talked when he runs out of money? $ which intercept is this? b-intercept or n-intercept ?
c) what is the slope of this . what are the units on the slope? minute , dollars per minute ,minutes per dollars or dollars ?
Answers: 2
Mathematics, 21.06.2019 16:00, cupcake122016
The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?
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Mathematics, 21.06.2019 17:00, samantha9430
The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.
Answers: 1
Mathematics, 21.06.2019 17:30, peperivera2652738
Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3
Answers: 2
Marcos purchases a top-up card for his pre-paid cell phone. his remaining balance, b, can be modeled...
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