Questions by Isreal

Questions by Isreal

In order to reach the port, people must take a small ferry across the river. 78 people are waiting for the ferry and 28 people can ride the ferry each time. How many people will ride the ferry on the last

asked Jan 4, 2021

1 answer

3 votes

60.0k views

70% of kids who visit a doctor have a fever, and 40% of kids who visit a doctor have a sore throat. If the probability that a kid has a sore throat given that he has a fever is 30%, what is the probability

asked Dec 1, 2020

2 answers

1 vote

218k views

The Kc for the following reaction at 225 ∘C is 1.7×102. 3H2(g)+N2(g)⇌2NH3(g) If the equilibrium mixture contains 0.23 M H2 and 0.023 M N2, what is the molar concentration of NH3?

asked Oct 27, 2020

1 answer

3 votes

214k views

An airplane is flying at Mach 1.48 at an altitude of 7,800.00 meters, where the speed of sound is v = 311.83 m/s. How far away from a stationary observer will the plane be when the observer hears the sonic

asked Jul 14, 2020

1 answer

4 votes

46.9k views

Hte area of a rectangle trampoline is 112 ft^2. the length of the trampoline is 6ft greater than the width of the trampoline, this situation can be represented by the equation w^2+6w-112=0 what is the

asked Mar 16, 2020

1 answer

5 votes

144k views

What is the slope and y intercept of -3x+y=4

asked Jan 28, 2020

1 answer

2 votes

90.2k views

How many times does the graph of 4x = 32 - x2 cross the x-axis? 0 1 2

asked Jan 6, 2020

2 answers

3 votes

146k views

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