In 80 coins one coin is counterfeit what is minimum number of weighings to find out counterfeit coin
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A bus started from bustand at 8.00am, and after staying for 30 minutes at a destination, it returned back to the busstand. The destination is 27 miles from the busstand. The speed of the bus is 18mph. During the return journey bus travels with 50% faster speed.At what time does it return to the busstand?
A man gets x/y of Rs.10 and y/x of Rs.10. He returns Rs.20. The Answer choices are a) He may not lose b) He may lose c) He always loses d) Cannot be Determined
A CLOCK SHOWED 5 MIN PAST 3'0 CLOCK ON SUNDAY EVENING WHEN THE CORRECT TIME WAS 3'0 CLOCK IT LOOSES UNIFORMLY AND WAS OBSERVED TO BE 10 MIN SLOW ON THE SUBSEQUENT TUESDAY AT 9PM . WHEN DID THE CLOCK SHOW THE CORRECT TIME(** PLEASE GIVE THE EXPLANATION ALSO***)
The owner of a hobby store needed to calculate the percentage of customers who purchase wood glue. Upon completing his survey, he noticed that 60% of the people that entered his store purchased an item. Of those customers, 15 percent purchased wood glue. What percent of the people that entered the store purchased wood glue?
if 3 mens or 6 boys can do a piece of work in 10 days working 7 hours a days,how many days will it takes to complete a work twice as large with 6 mens and 2 boys working together for 8 hours a day?
12.05 x 5.4 ? 0.3 = ? (a) 108.55 (b) 216.90 (c) 118.45 (d) 118.55 (e) None of these
A rectangular tank can hold m litres of milk. Find how many litres of milk can a tank hold when all its dimensions are doubled?
A software engineer has the capability of thinking 100 lines of code in five minutes and can type 100 lines of code in 10 minutes. He takes a break for five minutes after every ten minutes. How many lines of codes will he complete typing after an hour?
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9 cards are there. you have to arrange them in a 3*3 matrix. cards are of 4 colours.they are red,yellow,blue,green. conditions for arrangement: one red card must be in first row or second row.2 green cards should be in 3rd column.Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.
A company installed 36 punching machines at the begining of the year.In the spring they installed 9 additional m/c's and then discontinued 18 in the fall.How many were still installed at the end of the year?
In a mixture, R is 2 parts and S is 1 part. In order to make S to 25% of the mixture, how much of R is to added?
ram is twice as old as rahim was when ram was as old as rahim is now.and the combined age of ram and rahim is 210 years.what is ram 's age now?
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