The digits 1, 7, and 8 and 2 copies of the digit 5 are all arranged to form a 5-digit integer. How many different integers can b e formed?
1 answer:
Step-by-step explanation:
You have 5 digits.Youdonot say if duplication is allowed. I will assume not
For the first digit you have 5 choices. One of the 5 digits is gone.
You now have 4 digits to choose from. You pick one. Now you have but 3 left.
The total answer if 5*4*3*2*1 = 120
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Answer:
16
Step-by-step explanation:
do the parentheses first to get 4
8/2 x 4
4 x 4
16
A boat has a ladder that has six rungs. Each rung is one foot apart. The bottom rung is one foot from the water. The tide rises at 12 inches every 15 minutes
Hopes this helps:
constant cost of 12
$1 for rides.
the number of rides you take is unknown, x
so its f(x) = 1x +12 or x+12
so if you rode 20 rides its
f(20) = 20+ 12 =32
