Exercise 5.3
1. Answer the
following:
i. Cost per kilometer = ₹ 5
Cost for 180km = ₹5 × 180=₹900
Cost for 180km = ₹ 900
ii. Cost per kilometer = ₹ 8
Cist for 220km = ₹8 × 220 =
₹1760
Cost for 220km = ₹1760
iii. Cost per kilometer = ₹4
Cost for 315km = ₹ 4 × 315 =
₹1260
Cost for 315km = ₹ 1260
iv. Cost per kilometer = ₹6
Cost for 420km = ₹6 × 420 =
₹2520
Cost for 420km = ₹ 2520
v. Cost per kilometer = ₹3
Cost for 580km = ₹3 × 580 = ₹1740
Cost for 580km = ₹1740
2. Sneha spent ₹ 7 per
Km for a trip and she travelled 850km. How much is the total cost of the trip?
Sneha spent money per km = ₹ 7
Sneha spent money for 850 km = ₹ 7 × 850 = ₹5950
Total
cost of the trip = ₹ 5950
3. Prabhu spent ₹ 9per
Km for a trip and he travelled 580km. How much is the total cost of the trip?
Prabhu spent money per km = ₹ 9
Prabhu spent money for 580 km = ₹ 9×580 = ₹5220
Total
cost of the trip = ₹ 5220
Answer:
Exercise 5.3
1. i) ₹
900 ii) ₹ 1760 iii) ₹ 1260 iv) ₹ 2520 v) ₹ 1740
2. ₹5950
3. ₹5220
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