self Maths Puzzle

Metal strip of width x cm. 2 metal strips are placed one over the other, then the combine length of 2 strips is y. If z strips are placed in that manner. What is the final width of that arrangement?

Read Solution (Total 1)

ans is 'x'. because y is combine length not width..extra data is given to confuse you..
12 years agoHelpfull: Yes(7) No(2)

self Other Question

A lady has fine gloves and hats in her closet- 18 blue, 32 red, and 25 yellow. The lights are out and it is totally dark. In spite of the darkness, she can make out the difference between a hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove. How many gloves must she take out to make sure she has a pair of each color?
a) 50 b) 8 c) 60 d) 42
I have a total of rs 1000. Item A costs rs 110,item B costs rs 90, item C costs rs 70 ,item D costs rs 40 and item E costs rs 45. For every item D that i purchase, I must also buy only 2 items of B. For every item A, I must buy one item of C. For every item E, I must also buy 2 of item D and one of item B. For every item purchased I earn 1000 points and for every rupee not spent I earn a penalty of 1500 points. My objective is to maximise the points I earn. What is the number of items that I purchase to maximise my points?
options....
a) 13 b)14 c)15 d)16
i know answer i poste it tomorrow