Question 1:
Question 2: Find the area of rectangle whose length is 5.7 cm and breadth is 3 cm.
Answer: Area of rectangle = length x breadth
`= 5.7 cm xx 3 cm = 17.1 sq cm`
Question 3: Find the value of following:
(a) `1.3 xx 10`
Answer: `1.3 xx 10 = 13`
(b) `36.8 xx 10`
Answer: `36.8 xx 10 = 368`
(c) `153.7 xx 10`
Answer: `153.7 xx 10 = 1537`
(d) `168.07 xx 10`
Answer: `168.07 xx 10 = 1680.7`
(e) `31.1 xx 100`
Answer: `31.1 xx 100 = 3110`
(f) `156.1 xx 100`
Answer: `156.1 xx 100 = 15610`
(g) `3.62 xx 100`
Answer: `3.62 xx 100 = 362`
(h) `43.07 xx 100`
Answer: `43.07 xx 100 = 4307`(i) `0.5 xx 10`
Answer: `0.5 xx 10 = 5`
(j) `0.08 xx 10`
Answer: `0.08 xx 10 = 0.8`
(k) `0.9 xx 100`
Answer: 90
(l) `0.03 xx 1000`
Answer: 30
Question 4: A two wheeler covers a distance of 55.3 km in one litre of petrol. How much distance will it cover in 10 litres of petrol?
Answer: Total distance `= 55.3 km \xx 10 = 553 km`
Question 5: Find the value of following:
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