The diameter of the lower and upper and of a lucket in the form a frusterm of a cone are 10cm and 30cm respectively if it's higth is 24cm find
Question
Maths
March 28, 2018, 12:02 a.m.
Answer
A plane left 30minite late then its schedule time and in order to reach the destination 1500 km. Away in time it had to increase its speed by 100 km.per hour .from the usual speed find the usual speed
evaluate
Maths
March 27, 2018, 7:38 p.m.
Answer
A 20m deep well with diameter 7m is dug and the earth from digging is evently spread out to form a platform 22m by 14 m. Find the height of the platform.
If 241/4000=241/2m5m , find the value of m and n where m and n are non-negative integers.hence , write it's decimal expansion without actual division.
point c divides the line segment joining the points a(4,2) b(4,-7) such that ac/ab =1/3 if c lies on the line 3x-4y+k=0 find k?
derive the formula for the pressure exerted by an ideal gas on the walls of the container, in terms of th eroot mean square velocity.
derive the formula for the pressure exerted by an ideal gas on the walls of the container, in terms of th eroot mean square velocity.
A motor boat whose speed is 18km/h in still water takes 1 hour more to go 24 km upstream and then return downstream to the same point. Find the speed of the steam.