Daniel's age is X
Daniel's brother age is Y

X = 3 + ( 2Y )

Y = ( X - 3 ) / 2

In case of Daniel is 17

then his brother's age is = ( 17 - 3 ) / 2 = 7 years

4 0

3 years ago

Why is it sometimes best to make a phone call or personal contact when conveying sensitive information?

kupik [55]

It would be best sometimes to make a phone call or personal contact when conveying sensitive information because in this way you can make sure that the information is conveyed directly to the person. Hope this answers the question. Have a nice day.

3 0

4 years ago

How many times greater was the temperature in Miami (45) than the lowest in San Diego (25)

Greeley [361]

Answer:

The temperature in Miami is 9/5 times the temperature in San Diego.

Step-by-step explanation:

Ratios

To compare the temperature in Miami (45) with the temperature in San Diego (25), we use the division or ratio between both numbers:

$\displaystyle \frac{45}{25}$

Simplify the fraction dividing by 5:

$\displaystyle \frac{9}{5}$

Since the relation between them is 9/5, it means the temperature in Miami is 9/5 times the temperature in San Diego.

3 0

3 years ago