Answer:
7 students play an instrument.
Calculation:
35=100%
20%=[20×35]÷100
=7
The Maximum profit occurs when 20,000 reserved seats are sold and the profit is $1,300,000
Answer:
<em>The temperature in Miami is 9/5 times the temperature in San Diego.</em>
Step-by-step explanation:
<u>Ratios</u>
To compare the temperature in Miami (45) with the temperature in San Diego (25), we use the division or ratio between both numbers:

Simplify the fraction dividing by 5:

Since the relation between them is 9/5, it means the temperature in Miami is 9/5 times the temperature in San Diego.
The solution step by step. 43 comes from adding all the given numbers together.
Answer:
20
step by step explanation: