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Answer: 1/2x -5
Step-by-step explanation:
Half of x , less 5. (5 less just means subtract)
If a^ x = b then:
x = log_{a}b
For:
4^{7} = 16384 \\ log _{4}16384 = 7
$2.89 Just do the cost divided by the gallons and round up.
Answer:
480 students want more field trips.
60 students is 10%.
Step-by-step explanation:
There are 600 students, and 80% want more field trips.
80% of 600 is 0.8*600 = 8*60 = 480 students.
480 students want more field trips.
