A nurse walks at the rate of 3 ft/s and rain is falling vertically with a velocity of 15 ft/s. If the front edge of the umbrella she carries is 4 ft from the pavement, how far in advance of her feet should this edge be held if she is to protect her shoes? CHOICES A. 0.46 ft B. 0.56 ft C. 0.66 ft D. 0.76 ft
A nurse walks at the rate of 3 ft/s and rain is falling vertically with a velocity of 15 ft/s. If the front edge of the umbrella she carries is 4 ft from the pavement, how far in advance of her feet should this edge be held if she is to protect her shoes? CHOICES A. 0.46 ft B. 0.56 ft C. 0.66 ft D. 0.76 ft
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A nurse walks at the rate of 3 ft/s and rain is falling vertically with a velocity of 15 ft/s. If the front edge of the umbrella she carries is 4 ft from the pavement, how far in advance of her feet should this edge be held if she is to protect her shoes?
CHOICES
A. 0.46 ft
B. 0.56 ft
C. 0.66 ft
D. 0.76 ft
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