Question
X = 10Y+9 and Y = DX+8 are two regression equations of X
on Y and Y on X respectively. Which of the following is true always regarding DSolution
‘A’ and ‘B’ can do a piece of work in 12 days and 20 days, respectively. They started working together but ‘A’ left after 6 days. Find the t...
Dhamu can complete a task on his own in 10 days. When Dhamu collaborates with Gaja, they can finish the same task in 6 days. Determine the number of day...
A is thrice as efficient as B and can finish a piece of work in 32 days less than B. B can finish this work in how many days?
18 women can weave a carpet in 20 days. If 9 women started weaving the carpet and after 10 days ‘y’ more women joined them such that the remaining w...
"Amit" and "Bhanu" have respective completion times of 20 and 30 days for a task. They began working together on the project, but after a few days, "Ami...
Abhay, Beer, and Tittu have individual work completion times of 12 days, 24 days, and 36 days, respectively. They Started working together on a task. Af...
Ram can finish a task alone in 45 days, whereas Ram and Rahul working together can complete the same task in 12 days. If Rahul works on the task alone f...
Worker 'A' can complete the entire task in 35 hours, and Worker 'B' can complete it in 40 hours, when working individually. If both 'A' and 'B' work tog...
A’ and ‘B’ together can complete a work in 25 days while ‘A’ takes 30 days to complete the same work alone. If ‘C’ is 20% more efficient t...
40 laborers were hired to finish a construction job in 50 days. After 35 days of work, only 70% of the job was done. How many additional laborers are ne...
