Question
Speed of a boat in still water is 12 kmph and speed of
stream is 6 kmph. A man rows to a place at a distance of 72 km and come back to starting point. The total time taken by him is:Solution
Rate upstream = 12 – 6 = 6 kmph Rate downstream = 12 + 6 = 18 kmph Time taken to go upstream = 72/6 = 12 hr Time taken to go downstream = 72/18 = 4 hr Total time = 12 + 4 = 16 hrs
How many right angled triangles can be made from the given image?
How straight lines are there in the given picture?
Select the option that is related to the third term on the same basis as the second term is related to the first term.
DAX:WZC ∷ VKO:?
‘Z @ A’ means ‘Z is the son of A’.
‘Z * A’ means ‘Z is the brother of A’.
'Z × A’ means ‘Z is the father of A’.
...Statements:
Some beds are chairs.
Some chairs are tables.
All tables are cupboards.
Conclusions:
I. Some tables a...
Which of the following numbers will replace the question mark (?) in the given series?
115, 130, 122, 137, 129, ?
What will come in the place of ‘?’ in the following equation, if ‘×’ and ‘ ÷ ‘ are interchanged and ‘–’ and ‘+’ are interchanged...
Complete the following series:
Mhz, Ngy, Ofx, Pew, ?
Which of the following numbers will replace the question mark (?) in the given series?
13,14,23,48,97,178,?
The position of how many letters will remain unchanged if each of the letter in the word ‘JANITOR’ is arranged in English alphabetical order?
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