# Posts by shah

Total # Posts: 20

**Math**

From a roll of curtain cloth,9 curtains each of length 4 metres can be cut.If the curtains needed are of 3 metres long, how many curtains can be made out of this cloth?

**Math **

b+6

**Engineering science**

A man throw a ball upward with velocity of 30m/s.1.5 seconds he throw anothe wih the same velocity. Identify at what high will te ball pass one another?

**Engineering science**

A steel cylinder contains an ideal gas at 27°C. The gauge pressure is 140kPa. If the temperature of the container increases to 79°C, what is the new gauge pressure?

**Calculus**

The number of people expected to have a disease in t years is given by y(t)=A•3^(t/4) i) if now year(2016) the number of people having disease is 1000, find the value of A? ii) how many people expected to have the disease in five years? iii) when are 100,000 people ...

**Maths**

Suppose that the height of a hill above sea level is given by z= 1000 -0.01x2 – 0.02y2. if you are at the point (60,1000) in what direction is the elevation changing fastest? What is the maximum rate of change of the elevation at this point?

**math**

black tea at $2.40 per kg is mixed with green tea at $3.20 per kg in the ratio 1:3 calculate the weight of each type of tea in 40 kg of the mixture and calculate the price per kg of the mixture

**History**

According to the readings, which of the following provisions has not been formally applied to the states? A. Eighth Amendment right against cruel and unusual punishment B. Fifth Amendment right against self incrimination C. Fifth Amendment right to a grand jury indictment in ...

**Statistics**

a,b&c

**analytic geometry**

how to convert the small rotation of axes into capital rotation of axes?

**calculus**

The area enclosed between the x-axis, the curve y=x(2-x) and the ordinates x=1 and x=2 is rotated through 2π radians about x-axis. ( a)Calculate the volume of the solid revolution formed. (b)Calculate the rotating area.

**MATHS URGENT !!!**

5 ladies working at the same rate can make 500 curry puffs in 1hour . How long will 3 ladies working at the same rate take to make 500 curry puffs ? Give your answer as a mixed number .

**maths**

5 ladies working at the same rate can make 500 curry puffs in 1 hour . How long will 3 ladies working at the same rate take to make 500 curry puffs ? Give your answer as a mixed number .

**MATHEMATICS**

a bat can fly at a speed of 48km/h . How many minutes will it take to fly a distance of 8km

**maths**

i am a product. one of my number is 10. the other is 5 more than the first number. what number i am?

**physics**

A car is parked on a cliff overlooking the ocean on an incline that make an angel of 37 degree with the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. the car rolls from rest down the incline with a constant acceleration of ...

**Data Communications / Networking**

True Or False: Network Architectures are cohesive layers of protocols defining a set of communication services.

**Data Communication Networking**

Fill-in the Blank: The ____ layer of the OSI model performs a series of miscellaneous functions necessary for presenting the data package properly to the sender or receiver. Choices: transport presentation applications sessions

**physics**

1.1 s

**maths**

Multiple of 3&7

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