Answer:
the range is 24
Step-by-step explanation:
subtract take 7 from 31
<h3><u>Answer</u> :</h3>
Let numerator of fraction be x and denominator be y.
∴ Fraction = x/y
★ <u>Part - A</u> :





★ <u>Part</u><u> </u><u>-</u><u> </u><u>B</u> :



From equation (1)...








∴ Fraction = x/y = 3/8
<h3>Hope It Helps!</h3>
Pythagoras' theorem:
b^2 = c^2 - a^2
Substitute in the values:
b^2 = 13^2 - 12^2
b^2 = 25
Square root it
b = 5km
The answer is option B. 5km
-14+3/2b-(1+2/8b), then take out the blanket become -14+3/2b-1-2/8b , get 5/4b-15=0 so 5/4b=15 ,get b=15×4÷5. b=12