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Class 11
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Applied Mathematics
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Numerical Applications
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Easy Questions
Numerical Applications
Applied Mathematics
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BITSAT
NTSE
Easy Qs
Med Qs
Hard Qs
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Assertion
If the base area and height of a prism be
$25cm_{2}$
and 6 cm respectively, then its volume is
$150cm_{3}$
.
Reason
Volume of a pyramid
$=3BaseArea×Height $
A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
C
Assertion is correct but Reason is incorrect
D
Assertion is incorrect but Reason is correct
Easy
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>
Mean of
$41,39,48,52,46,62,54,40,96,52,98,49,42,52,60is54.8$
A
True
B
False
C
Neither
D
None
Easy
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>
Value of 0! is always 1.
A
True
B
False
C
Either
D
Neither
Easy
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>
Find the mean of the data
$10,15,17,19,20$
and
$21$
.
A
$11$
B
$16$
C
$17$
D
$21$
Easy
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>
Factorial of negative numbers is always greater than 1.
A
True
B
False
C
Either
D
Neither
Easy
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>
Choose the correct option for the following.
$n!=n(n−1)(n−2).....3.2.1$
A
True
B
False
C
Ambiguous
D
Data insufficient
Easy
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>
A contractor estimates that
$3$
persons could rewire Jasminders house in
$4$
days. If he uses
$4$
persons instead of three, how long should they take to complete the job?
A
$8$
days
B
$3$
days
C
$4$
days
D
$9$
days
Easy
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>
A school has
$8$
periods a day each of
$45$
minutes duration. How long would each period be, if the school has
$9$
periods a day, assuming the number of school hours to be the same?
A
$32$
minutes
B
$40$
minutes
C
$45$
minutes
D
$20$
minutes
Easy
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>
$A$
can do a piece of work in
$24$
days. If
$B$
is
$60%$
more efficient than
$A$
, then the number of days required by
$B$
to do the twice as large as the
$A_{′}s$
work is -
A
$24$
B
$36$
C
$15$
D
$30$
Easy
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>
Permutation of
$n$
different things taken ____ at a time is denoted by
$_{n}P_{3}$
.
Easy
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>