Question
Tap βAβ and tap βBβ can fill a tank in 32 hours
and 24 hours, respectively. If both taps are opened together, then find the time after which tap βAβ must be closed so the whole tank can be filled in 15 hours.Solution
Let total capacity of the tank is 96 litres (LCM of 32 and 24) Quantity of water filled by tap βAβ in one hour = 96/32 = 3 litres Quantity of water filled by tap βBβ in one hour = 96/24 = 4 litres Let tap βAβ is closed after βxβ hours So, 7 Γ x + 4 Γ (15 β x) = 96 Or, 3x = 36 Or, x = 12 hours
- Which of the following idioms means βto steal from a shopβ?
Slap on the Wrist
Press ahead
Cloak- and - daggerΒ
to clear the deck
Select the most appropriate meaning of the bold idiom.
We've been running around in circles trying to get the information we need, but no one wil...
Select the option that best conveys the meaning of the bold idiom in the sentence.
In spite of being good friends. Sharad refused to show his han...
Select the most appropriate meaning of the given idiom.
Fight tooth and nail
Throw in the towel
Contain commonly used idioms and phrases in the English language. In each case, choose the option representing the correct meaning of each of ...