Answer:
By factoring we get:
(x -9) * (x -9) = 0
The answers are
x = 9 and x = 9
Step-by-step explanation:
Is there a specific amount of books she read ?
Answer:
The percentage of the guests at this hotel called for room service yesterday is 40%
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Step-by-step explanation:
We are given
total number of guests called for room services =170
total number of guests did not called for room services =255
now, we can find total number of guests
Total number of guests =(total number of guests called for room services)+(total number of guests did not called for room services)
so,
total number of guests is
=170+255
=425
now, we can find percentage
percentage of the guests at this hotel called for room service yesterday is %40
So,
The percentage of the guests at this hotel called for room service yesterday is 40%
Answer:
x = 12W
Step-by-step explanation:
Let x = power consumption of the LED bulbs.
Writing the ratio as a fraction;
Cross multiplying, we have;
x = 12
Therefore, the power consumption of the LED bulbs is 12W.
R
x = 12W
Step-by-step explanation:
Let x = power consumption of the LED bulbs.
Writing the ratio as a fraction;
Cross multiplying, we have;
x = 12
Therefore, the power consumption of the LED bulbs is 12W.
Ratio;