Let the total amount of work = 100 units {LCM of 20 and 25} Then, efficiency of ‘A’ = 100/20 = 5 units/day Efficiency of ‘B’ = 100/25 = 4 units/day Combined efficiency of ‘A’ and ‘B’ = 5 + 4 = 9 units/day Work completed by ‘A’ and ‘B’ together in 7 days = 7 × 9 = 63 units Remaining work = 100 – 63 = 37 units Time taken by ‘A’ alone to complete the remaining work = 37/5 = 7.4 days
Palm off
I. Given the fragility of Mr Wahid's government, U.S. pressure intended to bring the military to heel should be calibrated.
II. I brought him...
Love for dogs
Select the correct meaning of the given idiom.
Feel one’s collar
fair-weather friend
Select the most appropriate meaning of the given idiom.
All eyes
Select the most appropriate meaning of the bold idiom.
She's always had a chip on her shoulder .
Given below are the sentences with Idioms and Phrases highlighted in bold. You are required to choose the most correct meaning of the phrase from the ...
After all the media attention, the event turned out to be a damp squib and very few people attended it.
Mutual discourse