Mathematics, 03.11.2019 01:31 hectol9429
At 3 p. m, ship a is 150 km west of ship b. ship a is sailing east at 35 km/h and ship b is sailing north at 25 km/h. how fast is the distance between the ships changing at 7 p. m.? (round your answer to one decimal place.)
Answers: 3
Mathematics, 21.06.2019 17:30
Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?
Answers: 1
Mathematics, 21.06.2019 19:00
John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11
Answers: 2
Mathematics, 21.06.2019 23:00
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
At 3 p. m, ship a is 150 km west of ship b. ship a is sailing east at 35 km/h and ship b is sailing...
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