To train for a race, Scott wants to run 20 miles this week. He runs 14 of the miles on Monday.
2 answers:
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<h3>The constant of variation is 
</h3><h3>The equation is 
</h3>
<em><u>Solution:</u></em>
Given that,
The conversion of square feet to square yards can be represented by direct variation
Let y represent the number of square yards
Let x be the number of square feet
y = kx ------ eqn 1
Where, "k" is the constant of variation
Three square yards are equivalent to 27 square feet
Substitute, y = 3 and x = 27 in eqn 1
Thus the constant of variation is
<em><u>What is the equation representing the direct variation?</u></em>
Substitute k = 1/9 in eqn 1
Thus the equation is found
Answer:
x ≈ 11.68 ( to 2 dec. places )
Step-by-step explanation:
Given
= 730 ( take log of both sides )
log = log730
(x - 8)log6 = log730 ( divide both sides by log6 )
x - 8 = ≈ 3.68 ( add 8 to both sides )
x ≈ 11.68 ( to 2 dec. places )