Question
A boat goes 14 km an hour in still water, but takes
twice time as much time in going the same distance against the current. The speed of the current (in km/hour) is :Solution
Let the speed of the current be x kmph. According to the question, 14/(14 – x) = 2 ⇒ 28 – 2x = 14 ⇒ 2x = 28 – 14 ⇒ x = 14/2 = 7 km/hr
In the questions given below, there are three statements followed by three conclusions I, II and III. You have to take the three given statements to be...
Three statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at a variance wi...
Statements:
Some pen are pencil
No pencil is a mobile
All mobile are laptop
Conclusion:
I. All pen can never be mobile
II. Some laptop can be pen
Statements:
Only Beginners is Race
No Starter is Beginners
All Awards re Beginners
Conclusions:
I. All Beginners bein...
In the questions given below, there are three statements followed by three conclusions I, II and III. You have to take the three given statements to be...
Statements : All intelligent are winners.
Some winners are teachers.
No teacher is a scholar.
Conclusions:I. Some winners are no...
In the question below there are three conclusions followed by four statements in the options. You have to take the four given statements to be true eve...
Three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at varian...
Statement:
All Pens are pencil.
Only Pencils are Laptop.
Only Pens are Mobile.
Only Pencils are Book.
Conclusion :...
Statements: Some years are months
All months are weeks.
All weeks are days
Conclusions: I. All...
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