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clairajogriggsk
02.09.2020 •
Mathematics
Brand X copier advertises that its copiers run 24% longer between service calls than its competitor. If Brand X copiers run 59,800 copies between services, how many copies would the competitor run?
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Ответ:
The competitor will run 48,225.81 copies.
Step-by-step explanation:
Brand x copier run 59,800 copies between services
Brand X copiers run 24% longer between service calls than its competitor.
Let x = copies run by the competitor between services
Number of copies the competitor will run is
24% of x + x = 59,800
0.24x + x = 59,800
1.24x = 59,800
x= 59,800 / 1.24
x = 48,225.81
Therefore, the competitor will run 48,225.81 copies.
Ответ:
Wow. That's complicated.
I'll walk you through it though.
We're going to do this in three steps.
1. Simplify 7^1/3 * 7^5/3
When the base is the same, simply add/subtract the exponents.
7^1/3 * 7^5/3 = 7^6/3 = 7^2
Now we have the bottom simplified to 7^2, or 7^6/3
Now the overall equation is (7^2/3 / 7^6/3)^6
2.
When you're subtracting two numbers with exponents that have the same base, you simply subtract the exponents.
6 - 2 = 4
Now we're left with (7^4/3)^6
3.
When you have a base with an exponent, to the power of another exponent, you simply multiply the exponents.
4/3 * 6 = 24/3 = 8
The simplified form of the expression is 7^8. (This is your answer.)
Let me know if you have any other questions! :)