Bacteria left in 1st hour=100*0.9¹=90
2st hour=100*0.9*0.9=100*0.9²
....
after 5 hours=100*0.9^5
Answer:
9 units
Step-by-step explanation:
Since they lie on the same vertical line,
There's only vertical movement of:
14-5 = 9 units
The length of the side would be sqrt(77) = 8.7749.....
This can be classified as two answers:
A and D
This is a real number
It is also an irrational number because it can’t we written as a simple fraction.
Answer:
400,000 + 30,000 + 2,000 + 300 + 10 + 1
Step-by-step explanation:
Answer:
1.75 cases need to be sold
Step-by-step explanation:
The complete question is
The high school tennis team is selling tennis balls to raise $500 for new equipment.They sell the balls for $2 each.
4).How many cases of tennis balls does the tennis team have to sell in order to raise enough money for new equipment.
Solution
Price of each ball = $4
No. of balls in each package = 3
Total number of balls that need to sold in order to raise $500 is

one package = 3balls
Hence no of packages to be sold
packages and 2 balls or total 42 packages
1 case has 24 packages , thus total number of cases to be sold = 