Question

Fill in the blanks.
(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 .
P Q R

• A. 820000 800000 131
• B. 826000 800000 131
• C. 826000 850000 135
• D. 825000 800000 135

Answer 1

Answer: (B)

826000 800000 131

(i) 825642 rounded off to nearest thousand = 826000
(ii) 4023 estimated to 4000
198 estimated to 200.
$\therefore$ estimated product = $4000\times 200$ = 800000
(iii) C denoted for 100
X denotes for 10
I denotes for 1
$\therefore$ CXXXI denotes 131