calculate the internal resistance of cell by using potentiometer R is equal 100 homes balancing length when ki is open equal to 60 CM balancing length when key is closed it is equal to 50 cm​

what is the question because that is not a question.

i would like to make dinner for my mom, dad, and sister

the old price per ounce is c/4.

the new price per ounce is c/3.6.

the ratio of the old price to the new one is

(c/4)/(c/3.6) = (c/c)×(3.6/4) = 0.9 . . = 9/10 . . "nine tenths" in either form