6,342 Answered Questions for the topic Word Problem

13h

#### Math problem: word problem

If I’m driving at 54 mph and it takes 12 minutes and 22 miles to get home. At 2 minutes how many miles have I driven?

#### Physics, work problem

A mover is pushing a 20-kg box up a 30-degree ramp from the ground into a moving truck. He pushes with a constant velocity up the 2.1m ramp. He pushes it without rollers where the coefficient of... more

#### Physics, Energy Problems (confused!)

1) a 2000 kg rollercoaster starts from a height of 55 m and an initrial velocity of 8 m/s. When it reaches the bottom of the hill (height of zero), what is its velocity?2) For the rollercoaster... more

#### Precalculus Word Problem - 3 by 3 or 2 by 3 function

A total of $5000 is invested at 2%, 3% and 4%. The amount invested at 4% equals the total amount invested at 2% and 3%. The total interest for one years is$145. If possible, find the amount... more

#### Precalculus Word Problem - 3 by 3 or 2 by 3 function

A total of $5000 is invested at 2%, 3% and 4%. The amount invested at 4% equals the total amount invested at 2% and 3%. The total interest for one years is$145. If possible, find the amount... more

12d

#### Which of these two women is more likely to be the parent of two girls? Explain.

Professor Robertson and Professor Simpson are both mathematicians. Professor Robertson tells you that she has exactly two children, at least one of whom is a girl. Then Professor Simpson tells you... more

19d

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