The original price of a mountain bike was reduced by $125. If p = the mountain bike's original price in dollars, which algebraic
2 answers:
Answer:
Where p = the mountain bike's original price in dollars
r is the reduced amount in dollars
Step-by-step explanation:
Given : The original price of a mountain bike was reduced by $125.
To Find: If p = the mountain bike's original price in dollars, which algebraic expression represents the reduced price?
Solution:
Let the original price be p
Let the reduced price be r
Now we are given that The original price of a mountain bike was reduced by $125.
So, the reduced amount = Original price - 125
So, equation becomes :
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Answer:
the common ratio is 0.98.
Step-by-step explanation:
A fish population in a lake decreases by 2% each year. We are asked to find the common ratio.
The decrease of population of fish 2% annually means the population becomes next year 100% - 2% = 98%
Therefore, the common ratio would be 98%. Upon converting 98 percent to a decimal we will get,
98% =
Therefore, the common ratio or decay factor is 0.98.
Answer:
<em>5</em><em> players participated in the tournament.</em>
Step-by-step explanation:
In a small chess tournament, 20 matches were played.
Let us assume that n number of players participated in the tournament
As in each game 2 players play, so the number of ways they can play is,
As they played 2 games with every other participant in the tournament.
So the total number of games is,
But it is given to be 20, so
As , so we get n=5.
Therefore, 5 players participated in the tournament.