Out of 12 rolls the tail appeared 8 times
So this experimental probability =8/12 = 2/3 (answer c)
Answer:
He earned for washing 30 windows this month = $960.
Step-by-step explanation:
Greg earned $900 for washing 30 windows.
Earning per window = 900/30 = $30
He increased the wage by $2 per window.
Earning per window this month = $32
He earned for washing 30 windows this month = 30 *32 =$960.
Thank you.
Answer:
See Bottom!
Step-by-step explanation:
17) 9
18) 2.0000
19) 20000000000
20) 00.804
21) 266.0000000000
22) 15.00
23) 77.5
24) 830.0000000000
Answer:
k = - 3
Step-by-step explanation:
Given that x = 3 is a solution then it satisfies the equation, that is
2(3)² - 5(3) + k = 0
2(9) - 15 + k = 0
18 - 15 + k = 0
3 + k = 0 ( subtract 3 from both sides )
k = - 3