Write a formula to express the relationship. Use k as the constant of variation.John kept track of the time it took him to drive to college from his home and the speed at which he drove. He found that the time t varies inversely as the speed r.
A. t = 
B. r = kt
C. t = 
D. t = kr
Answer: A
Mathematics
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- 
A. 
B. 
C. 3
D. 
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A. 15 cm3 B. 25 cm3 C. 125 cm3 D. 50 cm3
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For the quadratic function, find the maximum or minimum function value.f(x) = 3x2 + 2x - 6
A. Minimum: - 
B. Minimum: - 
C. Maximum: - 
D. Maximum: - 
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