Step-by-step explanation:
70:100 (They're related because 7 x 10 = 70 and 10 x 10 = 100)
14:20 (They're related because 7 x 2 = 14 and 10 x 2 = 20)
Answer:
2
Step-by-step explanation:
Answer:
Leila's call lasted for 25 minutes.
Step-by-step explanation:
inital amount - (0.22 * minutes on the phone) = final amount
25 - 0.22x = 19.5
Solve for x
Subtract 25 from both sides
-0.22x = -5.5
Divide both sides by -0.22
x = 25
The given expression is equivalent to the number 147.
We have given that,

We have to determine the value of the given expression.
<h3>What is the expression?</h3>
An expression or mathematical expression is a finite combination of symbols that is well-formed according to rules that depend on the context.

Therefore the given expression is equivalent to the number 147.
To learn more about the expression visit:
brainly.com/question/723406
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