28. A and B can finish a piece of work in 20 days .B and C
in 30 days and C and A in 40 days.
In how many days will A alone finish the job
(a) 48
(b) 34 2/7
(c) 44
(d) 45

Answer Posted / bavani

48

Is This Answer Correct ?    5 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the smallest number by which 4880 must be divided in order to make it into a perfect square ?

825


I bought a car with a peculiar 5 digit numbered licence plate which on reversing could still be read. On reversing value is increased by 78633. Whats the original number if all digits were different?

1015


In a two-dimensional array, X (9, 7), with each element occupying 4 bytes of memory, with the address of the first element X (1, 1) is 3000, find the address of X (8, 5).

1044


The minimum token cost is Rs. 100, which grants the token holder to travel up to a distance of 10 miles. And for every additional mile travelled, the charge is Rs. 10. A minimum luggage weight of 10 kg is not charged, after which it is charged at Rs. 1 per kg. During a specific journey, suppose you carry a weight of 'k' kg, and a distance of 'p' miles is travelled, which equation will indicate the correct total charge to be paid by the traveller?

812


Hi, Can anybody please send me the last year question papers of Oriental Bank of Commerce PO exam. My email ID is: yamini.friend14@gmail.com Thanks.

1669






Zulus always speak truth and Hutus always speak lies. There are three persons A,B&C. A met B and says " I am a Zulu or I am Hutu". We don't know what exactly he said. then B meets C and says to c that " A is a Zulu ". Then C replied " No, A is a Hutu ". Who must be a Zulu ?

957


Please provide me rs aggarwal verbal reasoning book link pleeeeeeeez

1145


A monkey starts climbing up a tree 20ft. tall. Each hour, it hops 3ft. and slips back 2ft. How much time would it take the monkey to reach the top?

1044


Concentrations of three wines A, B and C are 10, 20 and 30 percent respectively. They are mixed in the ratio 2 : 3 : x resulting in a 23% concentration solution. Find x.

1578


Find the next series number 0, 6, 24, 120, 210, ---, ----

799


If Rs.1260 is divided between between A, B and C in the ratio 2:3:4, what is C's share?

1204


Three men goes to a hotel to stay ,the clerk says $30 per room/day so all the three plans to stay in one room so each pays $10.After some time the clerk realises that he made a mistake of collecting $30 but the room cost only $25,there fore he decides to return $5 to them so he calls the room boy and gives him $5 asking him to return. The room boy keeps $2 with him and he returns only $3($1 for each). Now Totally all have paid $9 each($27)+room boy $2 which is equal to $27.where did $1 go,who has made the mistake?

874


f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, Value of f(16)+f(15)-480

910


The average of the first 100 positive integers is?

806


There are 3 societies A,B,C having some tractors each. A Gives B and C as many tractors as they already have. After some days B gives A and C as many tractors as they have. After some days C gives A and B as many tractors as they have. Finally each has 24 tractors.what is the original No.of tractors each had in the beginning?

1111