Answer:
80 adults
Step-by-step explanation:
The number of kids is $10,000/$50 = 200. The number of adults is 2/5 of that, or 80.
There are 80 adults in the group.
He travels approximately 45 miles
Answer:
6.44
Step-by-step explanation:
subtract 6.50 by 4 which will give you 6.44
Answer:
6 years
Step-by-step explanation:
we know that
The equation of a exponential growth is equal to
where
y ----> is the population
x ---> is the number of years since now
a ---> is the initial value or y-intercept
r ---> is the rate of change
we have
substitute
For y=19,600
substitute in the exponential equation and solve for x
apply log booth sides
Answer:
4
Step-by-step explanation:
8-2x=5(x-4)
8-2x=5x-20
28=7x
x=4