Puzzles contest - 79

[HELP]

1. A frog goes 3 metres up in a well in a day and goes 2 metre



down in night. How time will it take to cover 30 metres.





2. A+B+C+D=D+E+F+G=G+H+I=17 .A to I are different digits between 1



to 9. A=4.Find the value of D & G.





3. Find the number of numbers that can be formed by assuming one



number left to 15 and one right to 15 so that the 4 digit number



so formed is exactly divisble by 15.





4. There is a faulty weighing machine such that if there is a one



kg weight on one side, then 8 melons are equivalent on the other



side of weighing machine....If the 1kg weight is placed on the



other side, then 2 melons weigh equal to the 1 kg stone.....what



is the weight of the melon? please note that all melons weigh



equal





5. A work can be done by 4 people in 32 days . how many more days



will it take if 16 people join them 2 days after?



Edited by: HELP

[narainash25]

1.27+1=28 days

[mathavan.r]

(i). day 12 hours 36 meters
night 12 hours down by 24 meters
After oen day it will go up 12 meters
(ii). 2 days - - 24 meters
(iii). 3rd day -- morning 2 hours 6 meters

So it will reach 30 meters by 26 hours
Post reply if the answer is wrong

[logic111]

1) 30 days

[ashish_girdhar]

Q1:28days(27days to cover the 27 mt now for the next three it will cover the 30mt so 27+1)


Q3:I think 1030


Q5:7.66days