20kmph
Latest Answer: Let x be the distance and
y be the average speed
x/10+x/20+x/30+x/40=4x/y
24x/120=4x/y
y=120/6
y=20kmph ...
In a group there are two kinds of people type A & type B. Type A people answer for any question as YES & that of type B as NO. If they cannot answer to these question then they remain silent. the mayor asks question to them as follows........If he asks a person are u type Aa. YES b.NO c. Silent d.Can not be determinedHe asks two persons X &Simultaneously whether u of same typea. YES b. NO c.YES or NO d. Silent e. cannot be determinedPointing to a person X he asks Y what is his typea.
Six squares of same dimension are kept side by side to make a rectangle with a perimeter of 182 cm. what is the perimeter of each square.
52.
If the size of the fruit is two times the size of the seed. Then what is the volume of the seed. (derive general equation)
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