Answer:
2c - 3 >= 19
Step-by-step explanation:
Solving it:
2c >= 22
c >= 11
Given:
Price of gold in 2001 = (0.5x+300)
Its price tripled in 2008 and then doubled in 2011. In 2016, its price dropped to of the price in 2011.
To find:
An expression for the price of gold per ounce in 2016.
Solution:
We have,
Price of gold in 2001
Its price tripled in 2008.
Price of gold in 2008
Then doubled in 2011.
Price of gold in 2011
In 2016, its price dropped to of the price in 2011.
Price of gold in 2016
Therefore, the required expression for the price of gold per ounce is (2x+1200).
Answer:
a= 68% times 250, there are 170 students not in Advanced
Step-by-step explanation:
If 32% are in Adv math, 68% aren't, to solve a percentage, I did
.68 times 250
Answer:2/5
Step-by-step explanation:
3/5 of 45
3/5 x 45
(3x45)/5
135/5=27
45-27=18
What of fraction of 45 equals 18
Let the fraction be y
y of 45=18
y x 45=18
Divide both sides by 45
(y x 45)/45=18/45
y=2/5