Answer:
The probability is 3/95
Step-by-step explanation:
The probability that you will pick two pennies is
4
20
×
3
19
=
12
380
=
3
95
Answer:
(1, 3), (2, 4).
Step-by-step explanation:
y= x² - 4x + 6
y = x + 2
Substitute for y in the first equation:
x + 2 = x²- 4x + 6
x^2 - 5x + 4 = 0
(x - 1)(x - 4) = 0
x = 1, 4
When x = 1 , y = 1 + 2 = 3.
When x = 4, y = 4 + 2 = 6.
12 is 50 percentage more than 6
It is around 1.81 kilograms
