X² n = 1,2,3,4,5
1² = 1
2²= 4
3²= 9
Answer:
a) 4,096
b) 0.000244
Step-by-step explanation:
a)
By the Fundamental rule of counting, there are
4*4*4*4*4*4 = 4,096
ways of forming six-digit arrangements where each position has 4 possibilities (1 to 4)
b)
The probability of entering the correct code on the first try, assuming that the owner does not remember the code is
1/4096 = 0.000244
Answer:
18 inches.
Step-by-step explanation:
If the ratio for inches to miles is
,
then you multiply the top and bottom by 6 to get to 30. This gets the numerator to 18 inches.
Answer:
$105.25
Step-by-step explanation:
First we need to know to price of the blender after the sale, so we are going to pay the 88% of the blender's price so the final price without the sale tax is going to be
(1)
Knowing this price we need to calculate the 8% of the total price
(2)
We substract the result (2) from (1)

Rounding this number to nearest cent the final result is:
$105.25
Answer:
A≈2463.01
Step-by-step explanation:
A=4πr^2 is the formula for a sphere, r being radius