Numbers - math word problems - page 51 of 312

Number of problems found: 6224

The volume 9
The volume of a large tank is 210 yd³. It is 2 2/5 yd wide and 2 4/5 yd high. What is the length of the tank?
Probabilities
The bag has 10 green, 6 yellow, and 4 blue. What are the probabilities as a fraction, decimals, and percents?
20 men
20 men are supposed to complete a work in 10 days. After working for 5 days, they realize that only one-fourth of the work is done. How many more men they need to employ to complete the work on time?
Midpoint between conjugate
Find the midpoint between two roots: 2+3.464i and 2 - 3.464i
It takes 2
It takes 7 1/5 seconds for a jet to fly 1 km. How long does it take for this jet to fly 3/4 of a km?
A stock
A stock of food is enough to feed 50 people for 14 days. How many days will the food last if 20 more people are added?
Perfect square or cube
Would you classify 324 as a perfect square, perfect cube, both, or neither? ...
Offset the mean
The mean of 16 numbers is 8. If 2 is added to every number, what will be the new mean?
A park on map
A park has an area of ⅙ mi². On a map, the park has an area of 1 ¼ cm². On the map, how many square centimeters represent 1 mi²?
Plasticine cuboid
Paul makes a cuboid of plasticine with sides 5 cm, 2 cm, and 5 cm. How many such cuboids will he need to form a cube?
EE school boarding
Three vectors, A, B, and C, are related as follows: A/C = 2 at 120 deg, A + B = -5 + j15, C = conjugate of B. Find C.
Two syrups
There are two pots of mixture of syrup and water having ratios 3:2 & 4:5 respectively. What quantity of solution of 1st pot is to be mixed with 3 litre of 2nd pot to get a new mixture where both syrup and water will be same?
Two men
2 men or 3 women can do a piece of work in 45 days. Find, in how many days 6 men and 1 women be able to complete the same work.
What will
What will be the average of the numbers from 1 to 51?
Triangles - segments
How many triangles can be formed with segments measuring 1 2/3 mm, 3/4 mm, and 2 1/2 mm?
Freezing
A certain freezing process requires that room temperature be lowered from 40 °C at the rate of 5 °C per hour.What will be the room temperature 12 hours after the process begins?
Ekene and Amina
The probability that Ekene will be alive in 5 years' time is 3/4, and the probability that his wife Amina will be alive in 5 years' time is 2/5. Find the probability that in 5 years' time: a) both of them will be alive b) only Ekene will be alive
Subtract polar forms
Solve the following 5.2∠58° - 1.6∠-40° and give answer in polar form
One hour
If a pipe can fill a tank in 5 h and another pipe can empty the tank in 10 h, if both pipes are opened simultaneously, how many parts are filled in 1 hour?
Cplx sixth power
Let z = 2 - sqrt(3i). Find z⁶ and express your answer in rectangular form. if z = 2 - 2sqrt(3 i) then r = |z| = sqrt(2 ^ 2 + (- 2sqrt(3)) ^ 2) = sqrt(16) = 4 and theta = tan -2√3/2=-π/3

Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.