Mango leaf hopper: Idioscopus nitidulus and Idioscopus clypealis .
A group of 3 men and 5 women can finish a task in 12 days, while another group of 5 men and 3 women can complete the same task in 9 days. If one man and...
A can complete a certain work in 12 days, while B can complete it in 15 days. After working together for 4 days, A leaves and B continues working alone....
A can do a piece of work in 12 days, while B alone can do it in 18 days. They work together for 6 days and the rest of the work is completed by C in 4 d...
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...
A man, a woman and a boy can do a work in 4, 8, 16 days respectively. How many boys were required with 1 man and 1 woman to complete the same work in 1/...
A team leader can do a job as fast as three members of the team working together. If one of the members can do the job in 5 hrs, the second one takes 10...
‘D’ and ‘E’ together can finish a task in 40 days, while ‘E’ and ‘F’ together can finish the same task in 30 days. ‘D’ and ‘E’ t...
A alone can complete 50% of a work in 9 days while B takes 6 days more than A to complete it. If B and C together can complete the work in 12 days, then...
‘A’ alone can complete a work in 15 days. ‘B’ alone can complete the same work in 20 days. If ‘A’ and ‘B’ work together for 5 days, then...
P, Q, R can do a piece of work in 40 days, 90 days, and 36 days, respectively. P started the work. Q joined him after 8 days. If R joined them after 9 d...
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