Ncert solutions

Ncert solutions

Grade 8

Introduction to Graphs | Exercise 15.3

Question 1

Q1) Draw the graphs for the following tables of values, with suitable scales on the axes.

(a) Cost of apples

(b) Distance traveled by car

(i) How much distance did the car cover during the period 7.30 a.m. to 8 a.m?

(ii) What was the time when the car had covered a distance of 100 km since it’s started?

(c) Interest on deposits for a year.

(i) Does the graph pass through the origin?

(ii) Use the graph to find the interest on Rs 2500 for a year.

(iii) To get an interest of Rs 280 per year, how much money should be deposited?

Solution:

(a)

(b) (i) The car covered 20 km distance.

(ii) It was 7.30 am, when it covered 100 km distance.

(c) (i) Yes, the graph passes through the origin.

(ii) Interest on 2500 is 200 for a year.

(iii) 3500 should be deposited for interest of 280.

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subject-cta

Question 1

Q1) Draw the graphs for the following tables of values, with suitable scales on the axes.

(a) Cost of apples

(b) Distance traveled by car

(i) How much distance did the car cover during the period 7.30 a.m. to 8 a.m?

(ii) What was the time when the car had covered a distance of 100 km since it’s started?

(c) Interest on deposits for a year.

(i) Does the graph pass through the origin?

(ii) Use the graph to find the interest on Rs 2500 for a year.

(iii) To get an interest of Rs 280 per year, how much money should be deposited?

Solution:

(a)

(b) (i) The car covered 20 km distance.

(ii) It was 7.30 am, when it covered 100 km distance.

(c) (i) Yes, the graph passes through the origin.

(ii) Interest on 2500 is 200 for a year.

(iii) 3500 should be deposited for interest of 280.

Still have questions? Our expert teachers can help you out

Book a free class now

Want to top your mathematics exam ?

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Book a free class now
subject-cta
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