Bella keeps a supply of red, blue, and black pens in a drawer. The drawer has 17 red pens, 18 blue pens, and 11 black pens. If Bella wants a red pen, what is the minimum number of pens she has to pull out from the drawer to make sure she gets a red pen?
We want to build a rectangular cardboard box with no top and of given volume V using the least quantity of cardboard. Find the length of the box's edges by fnding the minimum of the total surface function. Verify that the point you found is indeed a minimum applying the se...
The differnece in the mass of 100 moles of each sodium atoms and sodium ions is 5.48002 g. Compute the mass of an electron.
how much work is done in bringing three electrons , which are intially a great disance apart to how fats will it be moving then it is at distance ?
an electorn is 20 ccom away from a fixed point charge , q =-0.250uc . if it starst to move from rest , then how fast will it be moving when it is a t distance ?
The density of ice is 0.92 g cm-3 & that of sea water is 1.025 g cm-3.Find total volume of an iceberg which floats with its volume 800 cm3 above water. ANSWER:7809.5 cm3
The density of ice is 0.92g cm-3 & that of sea water is 1.025g cm-3.Find the total volume of an iceberg which floats with its volume 800cm3 above water? ANSWER:7809.5cm3
A wooden cube of side10cm has 700g.What part of it remains above the water surface while floating om water?
AB=5cm , Angel B= 60 degree , Altitude cd= 4cm (Circle)