50/80 = 0.625
100 - 0.625 = 0.375
0.375 = 37.5% (move the decimal point to the right 2 spaces)
37.5% decrease is your answer
hope this helps
Y=16 x=20
put these values in equation and see rifht or wrong
A) 16 ≠20*20 wrong
B) 16 ≠ (5/4)*20 - wrong
C) 16=(4/5)*20 - right
D) 16≠0.6*20
Answer: C) y=4/5*x
Answer:
1
Step-by-step explanation:
the +4 turns into -4
6-4=2 the (+4-4 on the left would cancel out)
-2x/2 would cancel out as well
2 divided by 2 = 1
you could have used a scientific calculator on google (for future reference)
Answer:
Step-by-step explanation:
Probability of winning a game = 0.34
a) Probability of winning two games simultaneously = .34 x .34 =.1156
b) Probability of winning 3 games in a row = .34³
c) Probability of winning three chess games in a row and failure in the fourth = .34³ x ( 1-.34)
c)
