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Warm Up- 5/1- Direct Variation

Posljednje ažuriranje over 2 years ago

3 questions

1

Pitanje 1

1.

The value of y is directly proportional to the value of x. If
y = \frac{1}{2} when x = 6, then what is the value of y when x = 4?

3

12

\frac{4}{3}

\frac{1}{3}

1

1

Pitanje 2

2.

When you scuba dive, the added pressure due to the water varies directly with your depth. At 20 feet, the added pressure is about 9 pounds per square inch (psi). A sunken submarine lies in 120 feet of water. What added pressure would a diver experience in going to the submarine?

Pitanje 3

3.

The value of y varies directly with x. If y = \frac{1}{2} when x = 6, what is the value of x when y = 15?