Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 1155930: A particle starts from rest and travels in a straight line so that t seconds after passing a fixed point O,
its acceleration a m/S^2 is given by a=2(3-e^-t)
Calculate
(a)the velocity of the particle when t=2
(b)the displacement of the particle from O when t=1
Click here to see answer by rothauserc(4718)   |
Question 1155930: A particle starts from rest and travels in a straight line so that t seconds after passing a fixed point O,
its acceleration a m/S^2 is given by a=2(3-e^-t)
Calculate
(a)the velocity of the particle when t=2
(b)the displacement of the particle from O when t=1
Click here to see answer by ikleyn(52752)  |
Question 1155963: A fish tank weighs 11.5 pounds when it is 1/8 full of water and 34 pounds when it is 3/4 full. How much does the empty tank way?
This is a fraction word problem I am having trouble with. Please help. Thank you.
Click here to see answer by ikleyn(52752) |
Question 1156038: If there are 30 frumious Bandersnatches, how many jabberwocks are there?
There are 20 tumtum trees in a tugley wood.
In each tugley wood is one frumious Bandersnatch.
There are 5 slithy toves in 2 borogoves.
There are 2 mome raths per Jabberwock.
There are 2 Jubjub birds in 200 tumtum trees.
There are 200 mome raths in each borogove.
There are 5 Jubjub birds per slithy tove.
I understand this question is really strange, but I didn't come up with it, and I genuinely appreciate your help in solving it!
Click here to see answer by ikleyn(52752) |
Question 1156038: If there are 30 frumious Bandersnatches, how many jabberwocks are there?
There are 20 tumtum trees in a tugley wood.
In each tugley wood is one frumious Bandersnatch.
There are 5 slithy toves in 2 borogoves.
There are 2 mome raths per Jabberwock.
There are 2 Jubjub birds in 200 tumtum trees.
There are 200 mome raths in each borogove.
There are 5 Jubjub birds per slithy tove.
I understand this question is really strange, but I didn't come up with it, and I genuinely appreciate your help in solving it!
Click here to see answer by josgarithmetic(39613) |
Question 1156167: A mother invests $3000 in a bank account at the time of her daughter's birth. The interest is compounded quarterly at a rate of 5%. What will be the value of the daughter's account on her twentieth birthday, assuming no other deposits or withdrawals are made during this period ?
Click here to see answer by Boreal(15235)  |
Question 1156123: A farmer is plowing an acre field. The furrows are 10" apart. Determine miles traveled.
An acre = 43560 sq. ft.
Mile = 5280 ft.
10" = .8333 ft.
First post was with incorrect e-mail address. Sorry for error.
Click here to see answer by ikleyn(52752) |
Question 1156292: The students at Harrison Middle School are being split into groups for a community service project. The school faculty has decided that each grade (6th, 7th, and 8th) will be split up into their own set of groups. The faculty has also decided that it is important for each grade to be split evenly into groups, with no leftover students, so that each group in a grade has exactly the same number of boys and girls. For each of the following grades, determine the largest number of groups that can be made and the number of boys and girls that will be in each group.
The 6th grade has 64 girls and 72 boys.
The 7th grade has 81 girls and 63 boys.
The 8th grade has 68 girls and 60 boys.
Please show me step by how to solve this problem, so I will be able to solve the other problems like this.
Click here to see answer by stanbon(75887) |
Question 1156439: The Mona Lisa is a famous painting by Leonardo da Vinci. The painting is 30 inches by 21 inches. It is surrounded by a frame of uniform thickness whose area (not including the center) is 756 inches squared. Find the thickness of the frame.
Click here to see answer by josgarithmetic(39613) |
Question 1156439: The Mona Lisa is a famous painting by Leonardo da Vinci. The painting is 30 inches by 21 inches. It is surrounded by a frame of uniform thickness whose area (not including the center) is 756 inches squared. Find the thickness of the frame.
Click here to see answer by ikleyn(52752) |
Question 1156440: The Ski Club is planning to charter a bus to a ski resort. The cost will be $900 and each member will share the cost equally. If the club had 15 more members, the cost per person would be $10 less. How many are in the club now?
Click here to see answer by ikleyn(52752) |
Question 1156438: A box is to be made out of a square piece of cardboard by cutting out 2 inch squares at each corner and folding up the sides. If the box has a volume of 162 inches cubed, how big was the piece of cardboard?
Click here to see answer by ikleyn(52752) |
Question 1156441: The height of a projectile fired upward from the ground with a velocity of 128 feet per second is given by the formula: h=-16t squared + 128t.
a. When will the projectile be 256 feet above the ground?
b. Will the projectile ever be 300 feet above the ground? Explain.
c. When will the projectile be 240 feet above the ground?
d. In how many seconds will the projectile hit the ground?
Click here to see answer by MathLover1(20849)  |
Question 1156441: The height of a projectile fired upward from the ground with a velocity of 128 feet per second is given by the formula: h=-16t squared + 128t.
a. When will the projectile be 256 feet above the ground?
b. Will the projectile ever be 300 feet above the ground? Explain.
c. When will the projectile be 240 feet above the ground?
d. In how many seconds will the projectile hit the ground?
Click here to see answer by ikleyn(52752) |
Question 1156544: A swimming pool can be filled in 15 hours if water enters through a pipe alone, or in 22 hours if water enters through a hose alone. If water is entering through both the pipe and the hose, how long will it take to fill the pool two fifths
full?
Click here to see answer by josgarithmetic(39613) |
Question 1156584: The electrical resistance r of a wire varies directly with its length l and inversely with the square of its diameter d. 100 m of wire with diameter 3 mm has resistance of 8 ohms. What is the resistance of 150 m of wire with diameter of 4 mm?
Click here to see answer by mananth(16946)  |
Question 1156584: The electrical resistance r of a wire varies directly with its length l and inversely with the square of its diameter d. 100 m of wire with diameter 3 mm has resistance of 8 ohms. What is the resistance of 150 m of wire with diameter of 4 mm?
Click here to see answer by Edwin McCravy(20054)  |
Question 1156583: To be accepted into a Police-Training Program, a recruit must average at least 82 on a battery of four tests. If a candidate scored 88 on Test N, 81 on Test P, and 75 on Test R, what is the lowest score he can obtain on Test W and still be accepted into the Training Program?
Click here to see answer by josmiceli(19441)  |
Question 1156702: 1. Jenny has 8 moving boxes that she can use to pack for Sacred Heart College. Each box can hold 15 pound of clothing or 60 pounds of books. If Jenny is moving 255 pounds, how many boxes of each type are there?
Click here to see answer by ikleyn(52752) |
Question 1156853: When Ibuprofen is given for fever to children 6 months of age up to 2 years, the usual dose is 5 milligrams (mg) per kilogram (kg) of body weight when the fever is under 102.5 degrees Fahrenheit. How much medicine would be usual dose for a 18 month old weighing 28 pounds?
Click here to see answer by josgarithmetic(39613) |
Question 1156853: When Ibuprofen is given for fever to children 6 months of age up to 2 years, the usual dose is 5 milligrams (mg) per kilogram (kg) of body weight when the fever is under 102.5 degrees Fahrenheit. How much medicine would be usual dose for a 18 month old weighing 28 pounds?
Click here to see answer by ikleyn(52752) |
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