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A man has some hens and some cows. If the total number of heads of hens and cows together is 50 and the nunber of feet of hens and cows together is 142, then the number of cows is
A
21
B
25
C
27
D
29
Correct Answer:
21
A man had 1000 hens at the beginning of year 2001 and the number of hens each year increases by 10% by giving birth. At the end of each year we double the no. of hens by purchasing the same no. of hens as there is the no. of hens with us at the time. What is the no. of hens at the beginning of 2004?
A
10600
B
10648
C
8848
D
8226
E
None of these
A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be ----
A
22
B
23
C
24
D
26
A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be ___ .
A
23
B
24
C
25
D
26
A man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of hens will be:
A
22
B
23
C
24
D
26
Statement :
Some hens are cows. All the cows are horses.
Conclusion :
I. Some horses are hens.
II. Some hens are horses.
A
Only I follows
B
Only II follows
C
Either I or II follows
D
Neither I or II follows
E
Both I and II follows.
Statements :
Some hens are cows. All cows are horses.
Conclusions :
I. Some horses are hens.
II. Some hens are horses.
A
Only conclusion I follows
B
Only conclusion II follows
C
Either I or II follows
D
Neither I nor II follows
E
Both I and II follow
a man has some hens and cows. If the number of heads be 48 and the number of feet equals 140, then the number of bens will be -
A
22
B
23
C
24
D
26
In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statement to be true even if theyseem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statements:
(I) All birds are trees.
(II) Some trees are hens. Conclusion:
(I) Some birds are hens.
(II) Some hens are trees.
A
Conclusion I follows
B
Conclusion II follows
C
Neither I nor II follows
D
Both I and II follows
Statements :
All birds are tall. Some tall are hens.
Conclusions :
I. Some birds are hens.
II. Some hens are tall.
A
Only conclusion I follows
B
Only conclusion II follows
C
Either I or II follows
D
Neither I nor II follows
E
Both I and II follow
Fact 1: All chickens are birds.
Fact 2: Some chickens are hens.
Fact 3: Female birds lay eggs.
If the first three statements are facts, which of the following statements must also be a fact?
I: All birds lay eggs.
II: Some Hens are birds.
III: Some chickens are not hens.
A
I only
B
II only
C
II and III only
D
None of the statements is a known fact.