The value of x is 105 when y=42
Step-by-step explanation:
A direct proportion means that the change in one quantity will also cause the change in other quantity
Given
y varies directly with x
x ∝ y
when the proportionality symbol is removed a proportionality constant is introduced

The value of x is 105 when y=42
Keywords: Proportion, Direct variation
Learn more about proportion at:
#LearnwithBrainly
Answer:
The Skier would save $28 dollars
Step-by-step explanation:
The answer is 28 because 40% of 70 is 28.
Hope this helps! :)
<span>Find the round trip distance:
4.95 km/hr * 48 min * 1 hr/60 min = 3.96 km
1.98 km each way
d = r*t
t = d/r = 1.98/4.5
t = 0.44 hrs upstream
t = 26.4 minutes upstream</span>