| (i) The number 825642 rounded off to nearest thousand is P . |
| (ii) Estimated product of 4023 and 198 is Q. |
| (iii) CXXXI is written in Hindu-Arabic numeral as R. |
A)
P Q R 820000 800000 131
B)
P Q R 826000 800000 131
C)
P Q R 826000 850000 135
D)
P Q R 825000 800000 135
Correct Answer: B
Solution :
(i) 825642 rounded off to nearest thousand = 826000 (ii) 4023 estimated to 4000 and 198 estimated to 200. \[\therefore \] Required product \[=4000\times 200=800000\] (iii) CXXXI = 131
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