Total # Posts: 21
A man drove his car northward,then turned left and drove 10km and again turned left and drove 20km.He found himself 10km west of his starting point.How far did he drive northward initially?
December 14, 2015
A car is braked so that it slows down with uniform retardation from 15 m/s to 7 m/s while it travels a distance of 88 m. If the car continues to slow down at the same rate, after what further distance will it be brought to rest?
September 25, 2015
there are 400 students at smith Elementary school 1/4 of the students are in fourth and fifth grade, 1/10 of the students are in grade 3, 2/8 are in second grade and 2/5 are in first grade . How many kids are in each grade? (4th and 5th have an equal amount)
March 24, 2014
65=A; 70=f; 75=k; 80=p; 85=u 90=z 66=B; 71=g; 76=l; 81=q; 86=v; 67=c; 72=h; 77=m; 82=r; 87=w; 68=d; 73=i; 78=n; 83=s; 88=x; 69=e; 74=j; 79=o; 84=t; 89=y 95-65=25; so how can be 26 values from 65 to 95;
August 8, 2013
what is the final temperature of mixture, if 100gm of ice at 0 degree celcius into 100gm of water at 20 degree celcius in an iron vessel of mass 100gm.(specific heat of iron=0.1)
February 2, 2013
First of all, Henry cannot be right because the ball was "thrown" at the ground. His formula is only valid if it was free fall. However, the ball gained acceleration from the throw. You have to use energy formulas. I have a similar question on my worksheet, but I don...
December 12, 2011
) FIVE JOBS ARE SCHEDULED IN TWO MACHINES IN A MANUFACTURING SHOP. AL FIVE JOBS ARE TO UNDERGO PROCESSING IN BOTH THE MACHINES SEQUENTIALLY PROCESSING TIMES IN MINUTES JOB NO MACHINES1 MACHINE 2 1 4 7 2 6 3 3 2 3 4 7 7 5 8 6 A) IDENTIFY THE BEST SEQUENCE USING JOHNSONS ...
April 11, 2010
if i buy 2 mouse on january 1 1998 which is 1 male and 1 famale the female mouse gives birth every two month 1 male and 1 female the same circle happens with all the female mice for 2 year i need the know the total number for mice because i need to sell them on january 1 2000
November 22, 2007