EXERCISE-1H
Mark $(\checkmark)$ against the correct answer in each of the following
Question 1
Q.1.The place value of 6 in the numeral 48632950 is
(a) 6
(b) 632950
(c) 600000
(d) 486
Ans. (c) Place value of 6 in 48632950 is 600000
Question 2
Q.2. The face value of 4 in the numeral 89247605 is
(a) 4
(b) 40000
(c) 47605
(d) 8924
Ans. (a) Face value of 4 in the numeral
89247605 is 4
( $\therefore$ Face value does not alter)
Question 3
Q.3. The difference between the place value and the face value of 5 in the numeral 78653421 is
(a) 53416
(b) 4995
(c) 49995
(d) none of these
Ans.
(c) The place of 5 in the numeral
78653421 is 50000 and face value is 5
$\therefore$ Difference between 50000 and $5=49995$
Question 4
(a) 0
(b) 1
(c) 10
(d) none of these
Ans. (b) The smallest counting number is 1
Question 5
Q.5. How many 4-digit numbers are there ?
(a) 8999
(b) 9000
(c) 8000
(d) none of these
Ans.
(b) 4-digit numbers are 1000 to 9999
$\Rightarrow 9999$ - $999=9000$
Question 6
(a) 8999999
(b) 9000000
(c) 1000000
(d) none of these
Ans.
(b) 7-digit numbers are from 1000000 to 9999999 or 9999999 - 999999
$\text { = } 9000000$
Question 7
(a) 99999999
(b) 89999999
(c) 90000000
(d) none of these
Ans.
(c) 8-digit numbers are to 99999999
$99999999-9999999=90000000$
Question 8
(a) 99999
(b) 999999
(c) 9999999
(d) none of these
Ans.
The number before 1000000 will be
$1000000-1=999999$
Question 9
(a) VX
(b) $X V$
(c) $X X V$
(d) XXXV
Ans.
(a) $V X$ is not meaningful as $V$ does not come before $X$
Question 10
(a) CI
(b) CII
(c) IC
(d) XC
Ans.
(c) IC is not meaningful as I comes before
V and X only
Question 11
(a) XIV
(b) XVV
(c) XIII
(d) XXII
Ans. (b) $X V V$ is not meaningful as $V$ does not
comes more than once.
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