A work is done by two people in 24 minutes. One of them
alone can do it in 40 minutes. How much time will the other
person wiil take to complete it
- 7 Answers
- 14414 Views
- Accenture, GVK, TCS, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / prasun bose
this type of sums needs what part is done in 1 min.
two people done 1/24th part in 1 min
one people done 1/40th part in 1 min
diferrnce the other people done 1/24-1/40 =(5-3)/120=2/120
=1/60
other man done 1/60th part in 1 min.
there fore other man will take 60 min to compleate.
| Is This Answer Correct ? | 21 Yes | 2 No |
Answer / ranjan
60 minutes is the correct answer:See Answer #3 for
explanation
| Is This Answer Correct ? | 19 Yes | 2 No |
Answer / swetha iyer
1/40-1/24=1/x
reciprocal of 1/x gives you the answer.
This problem is based on Time and Work.
| Is This Answer Correct ? | 5 Yes | 1 No |
Answer / palam
x be person no. 1
y " " " 2
so,
x+y=24
x=40
40(x+y)=24x
40x+40y=24x
40x-24x=-40y
v get it as 40 min
| Is This Answer Correct ? | 5 Yes | 21 No |
If "basis points" are defined so that 1 percent is equal to 100 basis points, then 75.5 percent is how many basis points greater than 65.5 percent?
0.512 * 18902358 =?
5 tables and 10 chairs were sold for 20000.15%gain for table,10%loss on chair.overall profit rs 750.the cp of table is
if a and b are mixed in 3:5 ration and b,c are mixed in 8:5 ration if the final mixture is 35 litres, find the amount of b in the final mixture
Oshkosh did a study of the colors used in African national flags. He found that 38 flags have red, 20 have blue, 13 have both red and blue, and 8 have neither red nor blue. How many flags a. have red but not blue? b. have blue but not red? c. were inclulded in the study?
we can use dm watter in sted of distulated watter
rita bought dress at 3000 sold it to sita for 25 % profit, sita didnt like it sold it back to rita for 10 % loss. wat % of profit rita got during the transaction ?
2. The following list shows the preference of 102 people at a wine-tasting party: 99 like Spanada ,94 like Ripple and Boone’s 96 like Ripple,96 like Spanasa and Boone’s 99 like Boone’s Farm Apple Wine ,93 like all three 95 like Spanada and Ripple How many people prefer: a) none of the three? ______________ b) Spanada, but not Ripple? ______________ c) anything but Boone’s Farm? ______________ d) exactly two kinds of wine? ______________
Imagine you are standing in front of a mirror, facing it. Raise your left hand. Raise your right hand. Look at your reflection. When you raise your left hand your reflection raises what appears to be his right hand. But when you tilt your head up, your reflection does too, and does not appear to tilt his/her head down. Why is it that the mirror appears to reverse left and right, but not up and down?
it takes 8 , 12 and 16 days for A , B and C to complete to task . how many days will it take if A works on the job for 2 days and then B works on it until 25 % of the job is left for C to do , and C completes the work ?
There is 12 perls. One of them is either light or heavy than others. There is a weighing pan. How many trials are needed to find the exceptional one.
Find the number WXYZ divisible by 36? i)let the digits be5,4,3,6 ?not in that order ii)sum of last two digits is 9 iii) sum of middle two digits is 7
English 
