# meenu

Most popular questions and responses by meenu
1. ## math

the mean weigh of 500 male students at a certain college is 151 lb , and the standard deviation is 15 lb. assuming that the weights are normally distributed , how many students weigh more then 181 lb.

2. ## physics

A simple harmonic oscillator executes motion whose amplitude is 0.20 m and it completes 60 oscillations in 2 minutes. i) Calculate its time period and angular frequency. ii) If the initial phase is 45°, write expressions for instantaneous displacement,

3. ## Statistics

If the king and queen invite 8 knights and thier wives then how many handshakes will there be if each couple cannot handshake with their lifetime partner. (I think this involves the king and queen as a couple).

4. ## C1

THE LINE V PASSES THROUGH THE POINTS(-5,3)&(7,-3)&THE LINE W PASSES THROUGH THE POINTS (2,-4)&(4,2).THE LINE V&W INTERSECT AT THE POINT A.WORK OUT THE COORDINATES OF THE POINT A

5. ## Math

A variable star is one whose brightness alternately increases and decreases. Lists of variable stars can be found online, and many occur in familiar constellations visible with the naked eye. One such star, R Hydrae, has an average magnitude rating of 7.2

6. ## physics

A bullet of mass 100g is fired at avelocity 100m/s into a wooden block of mass 900g.If the bullet gets embeded into the block,then what would be the velocity of the system?

1. ## Math

me too searching for the same ans pls to send message if u get the ans 9443079121

posted on December 2, 2016
2. ## physics

A 500 car travelling at 45 km/hr towards west collides w/a 20000 kg truck travelling at 30 km/hr, 30 degrees south of west. if the two vehicle remain tangled together after collision, in what speed and in direction will they move?

posted on August 24, 2016
3. ## physics

simple harmonic oscillator executes motion whose amplitude is 0.20 m and it completes 60 oscillations in 2 minutes. i) Calculate its time period and angular frequency. ii) If the initial phase is 45°, write expressions for instantaneous displacement,

posted on March 30, 2015