Scandent Placement: Sample Questions 1 - 3 of 11
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Question 1
Question MCQ▾
Find the middle term 5,15/2,25/2,15
Choices
Choice (4) | |
---|---|
a. | 8 |
b. | None of the above |
c. | 23/2 |
d. | 9 |
Answer
b.Explanation
Here, first term = 5
second term =
third term =
fourth term = 15
Difference between first and second terms is 2.5.
Difference between second and third terms is 5.
Difference between third and fourth terms is 2.5.
So, difference between next two terms should be 5.
Fifth term should be 20.
Question 3
Question MCQ▾
A man can swim downstream at 6km/hr and upstream at 2km/hr. His speed in still water is
Choices
Choice (4) | |
---|---|
a. | 1 km/hr |
b. | 6 km/hr |
c. | 4 km/hr |
d. | 2 km/hr |
Answer
c.Explanation
Speed of downstream, a = 6kmph
Speed of upstream, b = 2 kmph
Let the man՚s speed be u kmph in still water and speed of stream be v kmph
In downstream, direction of man/boat is in direction of flowing water and in upstream, direction of man/boat is opposite to flowing water.
So, and
Combining both the equations,
So, speed of man in still water is 4 kmph.