Answer:
1st q answer is f(x) is one- to -one function and 2nd q answer is 2
Let, the numbers are: x, (x+2), (x+4)
Now, x+x+2+x+4 = 183
3x + 6 = 183
3x = 177
x = 59
So, second number would be: (x+2) = (59+2) = 61
In short, Your Final answer would be 61
Hope this helps!
The third answer
1 quarter, 6 dimes, 1 nickel, 7 pennies
There are 50 seats on the tour bus. You reserve 2/5 of the seats How many seats did you reserve