Question
The frequency range of human hearing is
approximately:Solution
Humans can typically hear sound frequencies between 20 Hz and 20 kHz, with sensitivity declining with age.
Rahul can complete a work in 12 days and Ayush in 15 days. If they work together for 3 days, then the fraction of work that will be left is:
168 unit of work can be completed by P alone in 28 days. P started working alone and joined by Q after 10 days such that they completed the remaining wo...
X can work as fast as Y and Z together. X and Y together can finish the same task 3 times as fast as Z. If all three working together can finish the tas...
Anita is 1100% more efficient than Veena. If Veena can do (1/24)th part of work in six days, then Anita alone can complete the work in_______days. If An...
Ajay and Bheem collectively earned Rs.9,000 for completing a task, with Bheem's share being Rs.3,000. If Bheem can complete the work on his own in 48 da...
4 girls working together for 1 day complete the same amount of work as 6 men working together for 1 day. The efficiency of 1 man ...
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....
In a factory, there are 3 machines. Machine A completes a task in 8 days, Machine B completes it in 12 days, and Machine C completes it in 15 days. If a...
‘A’ alone can complete a work in 40 days while ‘A’ and ‘B’ together can complete the same work in 30 days. How much ...
Anita started working and left after 3 days and aftere that Binita started the rest work and finished it in another 5 days. Had Anita left the work afte...
Relevant for Exams:
