Study the graph given below of a person who started from his home and returned at the end of the day. Answer the questions that follow
(a) At what time did the person start from his home?
(b) How much distance did he travel in the first four hours of his journey?
(c) What was he doing from 3 pm to 5 pm?
(d) What was the total distance travelled by him throughout the day?
(e) Calculate the distance covered by him in the first 8 hours of his journey.
(f) At what time did he cover 16 km of his journey?
(g) Calculate the average speed of the man from (a) A to B (b) B to C
(h) At what time did he return home?
Solution:
(a) The person starts at 10 am from his home.
(b) Distance covered in first four hours is 16 km
(c) He was resting from 3pm to 5 pm
(d) Total distance travelled throughout the day is 40 km
(e) Distance covered in the first eight hours is 24 km
(f) By 2 pm he had covered 16 km
(g) Average speed from A to B 20/5 = 4 km/hours and B to C average speed = 0 km/hour
(h) He returned home at 10 pm
✦ Try This: Study the graph given below of a person who started from his home and returned at the end of the day. Answer the questions that follow.
(a) At what time did the person start from his home?
(b) How much distance did he travel in the first four hours of his journey?
(c) What was he doing from 11 pm to 12 pm?
(d) What was the total distance travelled by him throughout the day?
(e) Calculate the distance covered by him in the first 2 hours of his Journey.
(f) At what time did he cover 16 km of his journey?
(g) Calculate the average speed of the man from (a) A to B (b) B to C
(h) At what time did he return home?
(a) Person starts at 10 am from home
(b) In first four hours he travels 16 km
(c) He was resting from 11 am to 12 pm
(d) Total distance travelled was 20 km
(e) Distance covered in 2 hours is 4 km
(f) He covered 16 km by 2 pm
(g) Average speed from A to B = 4km/hour and from B to C = 0 km/hour
(h) He returned at 4 pm
☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 15
NCERT Exemplar Class 8 Maths Chapter 12 Problem 55
Study the graph given below of a person who started from his home and returned at the end of the day. Answer the questions that follow (a) At what time did the person start from his home? (b) How much distance did he travel in the first four hours of his journey? (c) What was he doing from 3 pm to 5 pm? (d) What was the total distance travelled by him throughout the day? (e) Calculate the distance covered by him in the first 8 hours of his journey. (f) At what time did he cover 16 km of his journey? (g) Calculate the average speed of the man from (a) A to B (b) B to C (h) At what time did he return home?
Summary:
The graph given in the problem statement records the distance covered by a person who starts from home in the morning and returns home in the evening.
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