Choose the correct option
Statement I: Ozone layer present in troposphere absorbs UV radiations from the sun
Statement II: Troposphere is the densest part of atmosphere
Tropospheric ozone is an atmospheric pollutant while ozone layer present in stratosphere absorbs UV radiation from the sun
(y+40) boys can do a piece of work in (z-20) days. (y-5) boys can do the same piece of work in (z+20) days. If (y+30) boys can do the same piece of work...
Vijay can do a piece of work in 32 days and Sanjay can do the same work in 48 days. If Vijay works for 2 days and got Rs. 960, and the remaining work wi...
P alone can finish a piece of work ‘M’ in 8 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work &l...
John, Emily, and Michael can each complete a task in 15 days, 20 days, and 18 days, respectively. They decide to work on the task alternately, starting ...
P can do a piece of work in 10 days. Q can do it in 16 days. With the help of R, they finish the work in 4 days. In how many days can R alone do the who...
The speeds of Vishank and Karun are 60 km/hr and 90 km/hr. Initially, Karun is at a point P and Vishank is at a place Q. The distance between P and Q i...
Armaan and Bhanu jointly received Rs. 9,000 for completing a task, with Bhanu's share being Rs. 3,000. If Bhanu can complete the work on his own in 48 d...
Ganga, Yamuna &Saraswati can complete a piece of work in 30, 40 & 60 days respectively. All 3 of them started working together and after 4 days,...
Akhil and Nikhil together can complete a work in 12 days while Nikhil alone takes 18 days to complete 25% of the work. If the efficiency of Sachin is 20...
‘M’ is 60% more efficient than ‘N’. ‘N’ started the work alone and worked for 20 days and after that ‘N’ is replaced by ‘M’. If the ...
