math
a coast guar ship left a port at 30 mph. four hours later a helicopter was dispatched at 90 mph to intercept the ship. how long will it take the helicopter to catch the ship?
Stats
Observations are taken on sales of a certain mountain bike in 30 sporting goods stores. The regression model was Y = total sales (thousands of dollars), X1 = display floor space (square meters), X2 = competitors’ advertising expenditures (thousands of dollars), X3 = adver...
1th phyics
use the equation v=v0+at substitute the numbers in to find t
sentences please help
sorry the 2nd one is is botanist
sentences please help
whats a sentence for rivals, otanist, nurient.
world history
Who was the George Washington of South America?
8th grade
how do we learn./
science
What is the definition of organic compound?
gr 11 physics
as a rocket carrying a space probe acceleraes away from earth the fuel is being used up and the rocket's mass becomes less when teh mass of a rocket(and its fuel) is M and the distance of teh rocket from eart's centre is 1.5rE, the force of gravitational attraction bet...
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