The distance between two cities is 30 Km. A man goes at a speed of 30 Km per hour and returns at 20 Km per hour. What is his average speed
25
24
10
26
B.
24
Average speed of man = 2xy/ x+ y
= 2 x 30 x 20 / 30 + 20
= 2 x 30 x 20/50
From the given alternative words, select the word which can be formed using the letters of the given word:
COMPANIONSHIP
OPEN
OPIUM
OPINION
NATION
If THOUGHT is coded as THGUOHT then THROAT will be coded as
TAROHT
TAORTH
TAROHH
TAORHT
If (─) stands for division, (+) stands for multiplication, (÷) stands for subtraction and (×) stands for addition, which one of the following equations is correct?
100+5−10×250÷200 = 100
200+10−20×200÷100 = 150
50×5÷10+100−75 = 50
300+5−20×200÷100 = 200
A girl walks 30m towards the south, then turning to her right she walks 30m, then turning to her left, she walks 20m, again she turns to her left and walks 30m. How far is she from her initial position?
20 m
30 m
50 m
60 m
Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.
Statement: No man is a donkey. Ajay is a man.
Conclusion
Only conclusion I follows
Only conclusion II follows
Both conclusion I and conclusion II follow
Neither conclusion I nor conclusion II follows
Notebooks of a class were corrected with ink pen while 22 notebooks were corrected with colour pencil. If 4 notebooks were corrected with both, what is the strength of class?
30
32
28
25