Home
Class 14
MATHS
Study the following information careful...

Study the following information carefully and answer the questions given below.
A,B,C,D,and E are five persons employed to complete a job X.

All the persons worked on the job X for a whole number of days.
Two jobs Y and Z are similar to job X and require the same effort as required by job X.
A, C and E worked on job Z for 2 days each and the remaining job was done by B and D. If the ratio of the number of days for which B and D worked is in the ratio of 20 :21, then what is the number of days for which B worked?

A

5 days

B

` 4 1/2 `days

C

` 5 1/2 `days

D

4 days

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

Note 1 : All the persons worked on the job X for whole number days. Note 2 : Two jobs Y and Z are similar to job X and require same effort as required by job X. If A,C abd E worked on job Z for 2 days each and the remaining job was done by B and D. if the ratio of no. days for which B and D worked is in ratio 20:21 , then find the number of days for which B worked ?

Note 1 : All the persons worked on the job X for whole number days. Note 2 : Two jobs Y and Z are similar to job X and require same effort as required by job X. E worked on job 'Z' for 5 dyas and the remaining job was completed by A, B and D who worked on alternate days starting with A followed by B and D in thet order. Find the no. of days B worked for ?

Note 1 : All the persons worked on the job X for whole number days. Note 2 : Two jobs Y and Z are similar to job X and require same effort as required by job X. If the ratio of number of days for which B and D worked on job X is 4:3 , then find teh difference between of days for which B and D worked ?

Note 1 : All the persons worked on the job X for whole number days. Note 2 : Two jobs Y and Z are similar to job X and require same effort as required by job X. A and C worked on job Y working alternatively for 10 days. B and D then worked together for 'x' day . if (1)/(36) of the job was still remained, then find the value of 'x' ?

Note 1 : All the persons worked on the job X for whole number days. Note 2 : Two jobs Y and Z are similar to job X and require same effort as required by job X. If C worked on job Y with (5)/(4) times his given efficiency and was assisted by B every 3^(rd) day, then find the time taken by C to complete the job Y ?

A,B,C,D and E are five persons to complete jobs X and Y. Line graph shows the data regarding the number of days taken by these persons to complete the job X and Y. If A worked on job X for 5 days each and C worked for 3 days. the remaining job was done by E and D. If the ratio of the number of days for which D and E worked is in ratio 1:1, then find the number of days for which C, D and E worked?

A,B,C,D and E are five persons to complete jobs X and Y. Line graph shows the data regarding the number of days taken by these persons to complete the job X and Y. If the ratio of the number of days for which D and C worked on job Y is 12:5 and completed the work then find the difference between number of days for which C and D worked.

A,B,C,D and E are five persons to complete jobs X and Y. Line graph shows the data regarding the number of days taken by these persons to complete the job X and Y. If B worked on job Y with 4/9 times his work efficiency and assisted by D every 3^(rd) day then find the number of days for which B and D worked to complete the job.

24 men can complete a job in 40 days. The number men required to complete the job in 32 days is :

24 men can complete a job in 20 days. The number of men required to complete the job in 16 days is :