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Evaraj

Asked: March 14, 2021In: Class 8 Maths

Can there be a time-temperature graph as follows? Justify your answer.

NCERT Solutions for Class 8 Mathematics Chapter 15 Important NCERT Questions Introduction to Graphs Chapter 8 Exercise 15.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 7

Evaraj

Asked: March 14, 2021In: Class 8 Maths

A courier-person cycles from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. (a) What is the scale taken for the time axis? (b) How much time did the person take for the travel? (c) How far is the place of the merchant from the town? (d) Did the person stop on his way? Explain. (e) During which period did he ride fastest?

NCERT Solutions for Class 8 Mathematics Chapter 15 Important NCERT Questions Introduction to Graphs Chapter 8 Exercise 15.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 6

Evaraj

Asked: March 14, 2021In: Class 8 Maths

For an experiment in Botany, two different plants, plant A and plant B were grown under similar laboratory conditions. Their heights were measured at the end of each week for 3 weeks. The results are shown by the following graph. (a) How high was Plant A after (i) 2 weeks (ii) 3 weeks? (b) How high was Plant B after (i) 2 weeks (ii) 3 weeks? (c) How much did Plant A grow during the 3rd week? (d) How much did Plant B grow from the end of the 2nd week to the end of the 3rd week? (e) During which week did Plant A grow most? (f) During which week did Plant B grow least? (g) Were the two plants of the same height during any week shown here? Specify.

NCERT Solutions for Class 8 Mathematics Chapter 15 Important NCERT Questions Introduction to Graphs Chapter 8 Exercise 15.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 3

Evaraj

Asked: March 14, 2021In: Class 8 Maths

The following line graph shows the yearly sales figures for a manufacturing company. (a) What were the sales in (i) 2002 (ii) 2006? (b) What were the sales in (i) 2003 (ii) 2005? (c) Compute the difference between the sales in 2002 and 2006. (d) In which year was there the greatest difference between the sales as compared to its previous year?

NCERT Solutions for Class 8 Mathematics Chapter 15 Important NCERT Questions Introduction to Graphs Chapter 8 Exercise 15.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 2

Evaraj

Asked: March 14, 2021In: Class 8 Maths

The following graph shows the temperature of a patient in a hospital, recorded every hour: (a) What was the patient’s temperature at 1 p.m.? (b) When was the patient’s temperature 38.5° C? (c) The patient’s temperature was the same two times during the period given. What were these two times? (d) What was the temperature at 1.30 p.m.? How did you arrive at your answer? (e) During which periods did the patients’ temperature showed an upward trend?

NCERT Solutions for Class 8 Mathematics Chapter 15 Important NCERT Questions Introduction to Graphs Chapter 8 Exercise 15.1 NCERT Books for Session 2022-2023 CBSE Board Questions No: 1

Can there be a time-temperature graph as follows? Justify your answer.

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