6,604 Answered Questions for the topic math word problem

Math Word Problem

07/11/18

Math Help please!

Jimmy invests $17, 000 in an account that pays 6.67 % compounded quarterly. How long (in years and months) will it take for his investment to reach $24,000 ?
Math Word Problem Math Algebra 1 Algebra 2

07/10/18

If a ball is thrown vertically upward from the roof of foot building with a velocity of ft/sec, its height after seconds is What is the maximum height the ball

If a ball is thrown vertically upward from the roof of 48 foot building with a velocity of 80 ft/sec, its height after t seconds is s(t)= 48+80t-16t^2  What is the maximum height the ball... more
Math Word Problem

07/10/18

a quadratic with a leading coefficient of 48 that factors

It has to be an equation also it cannot be prime 
Math Word Problem

07/10/18

billy has 15 apples and harry has 29 more how many has harry got

 i dont know the answer 

07/10/18

sam left A for B travelling at an average speed of 72km/h,at the same time nina left B for A at an average speed of 88km/h.

The distance between A and B is 37km.what is the distance travelled by sam when the two of them meet.?
Math Word Problem Math Math Help Math Answers

07/09/18

10. A 10 kg dog is receiving fluids at a rate of 40 mL/h. It needs a drug added to 500 mL of fluids so that it receives 2 mg/kg each hour. CONTINUED

10. A 10 kg dog is receiving fluids at a rate of 40 mL/h. It needs a drug added to 500 mL of fluids so that it receives 2 mg/kg each hour. The drug has a strength of 2%. What volume of drug will... more

07/09/18

A 10 kg dog needs i.v. fluids during surgery of 10 mL/kg-h. What is the flow rate in mL/h? What is the rate in mL/min?

10kg x 10mL/kg-h= 100mL/h 100mL/hr / 60 seconds = 1.6 mL/min   Is this correct?
Math Word Problem Math

07/07/18

distance rate time

A train leaves Chicago at 1:00 PM. A second train leaves the same city in the same direction at 9:00 PM. The second train travels 240mph240⁢mph faster than the first. If the second train overtakes... more
Math Word Problem

07/06/18

The population of a planet increased from 44200 aliens to 49800 between 1990 and 1997. Find the change of population per year if we assume the change was cons

Help I don't know what I'm doing wrong cause it's not letting me put my answer in.
Math Word Problem Math Word Problem

07/06/18

if a fleet of n taxis uses g gallons of gasoline every 3 days, how many gallons of gasoline will be used by 4 taxis every 3 days

This is a math problem, and I don't know how to solve it!
Math Word Problem

07/06/18

word problem

Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks.Martin wants to make scrapbooks with old family photos. An online scrapbooking company... more
Math Word Problem Math Math Help Math Question

07/05/18

Hydrogen Peroxide: C1=100%, V1=50 ml, C2=2%, V2=???

Solve the following problems. (You need not compute the amount of diluent)
Math Word Problem Math Math Help Math Problem

07/05/18

NaOH (sodium hydroxide) C1=30%, V1=500 ml, C2=5%, V2=???

Solve the following problems. (You need not compute the amount of diluent)
Math Word Problem Math Math Help Math Question

07/05/18

HCL (hydrochloric acid): C1=100%, V1=20ml, C2=1%, V2=???

Solve the following problems and determine the amount of diluent.
Math Word Problem Math Math Help Mathematics

07/05/18

Formalin: C1=10%, V1=???, C2= 2%, V2= 12L

Solve the following problems and determine the amount of diluent.
Math Word Problem Math Math Help Math Question

07/05/18

Isopropyl alcohol C1 = 100%, V1 = ? , C2 =70%, V2= 2.5 L

Solve the following problems and determine the amount of diluent.
Math Word Problem Math Maths Math Question

07/05/18

A stock solution NaCL solution is 20%. From it prepare 15 mL of 0.9% saline solution. How much of the stock solution do you need? How much water do you ne

Determine the volume of stock solution needed and the volume of diluent

07/05/18

Prepare 1000 mL of 1% HCL using the stock solution of 70% HCL. How much of the stock solution and how much water is required?

Determine the volume of stock solution needed and the volume of diluent

07/05/18

Prepare 30 L of formalin from a 100% stock solution. How much formalin is needed to make a 5% solutions?

Determine the volume of stock solution needed and the volume of diluent
Math Word Problem

07/05/18

My grandad is 88 years old. How old am i now, if seven years ago my granddad was 9 times my age?

The answer is 16, but i think that the answer is wrong. Please, could you help me with the question
Math Word Problem

07/04/18

If the first chapter of a certain book is 5 pages long and makes up 5% of the book, how many pages does the entire book have?

i need to know this i have been stuck on it for half an hour!
Math Word Problem Math Math Help Help!

07/03/18

One number is 14 less than another. If their sum is increased by seven, the result is 85. Find the numbers

Please help me ! Also thank you ! lol 
Math Word Problem

07/03/18

A tennis player hits a ball 3 feet above the ground with a velocity of 45 ft/sec. When will the ball be at a height of 3 feet again (Round to 3 decimal places

The two formulas that you need are:h = -16t2 + sh = -16t2 +vt + s
Math Word Problem

07/03/18

A tennis player hits a ball 3 feet above the ground with a velocity of 45 ft/sec. What is the maximum height the ball will reach (Round to 3 decimal places)

The two formulas that you need are:h = -16t2 + sh = -16t2 +vt + s

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