Riddle #1053

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logicmathcleansimple

In a supermarket, the first 25 customers of the day purchased an average of two items each. After a further 15 customers, the average number of items purchased by each customer rose to eight. What was the average number of items purchased by the last 15 customers only?
((15+25) x 8 - (25 x 2))/15 = 18
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41 votes
cleanwhat am Isimple

If you throw me out the window, I'll leave a grieving wife. Bring me back, but through the door, You'll see someone giving life. What am I?
The letter 'n'. Throw out the letter n from the word window and you have widow. Bring back the word n to door and you have donor.
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48 votes