MATHS [3 marks sum]

Draw the distance (d) vs time (t) graph for an object moving at a speed of 5 metres per second. Read the graph carefully and answer the following questions :
(i) Find the distance covered in 3 seconds.
(ii) Find the distance covered in 5 seconds.
(iii) Find the time in which the body covered 30 metres.

Draw the graph of the function y = 2x. Form the graph, find the value of y, when :
(i) x = 1.5
(ii) x = 4

Draw the graph of perimeter (P) of a square vs the length of its side (a). From the graph, find the value of P, when :
(i) a = 2.5
(ii) a = 5

Calculate the simple interest on a principal sum of ₹5000 lent out at a rate of 5% p.a. for a period of 1 year, 2 years, 3 years and 4 years. Plot the corresponding values on a graph paper and obtain a graph for the same

Calculate the semi-perimeter (s) of equilateral triangles with sides measuring 2 cm, 3 cm, 4 cm and 5 cm respectively. Draw a graph depicting the semi-perimeter as a function of the length of the side of the equilateral triangle.

Plot a graph depicting the first four multiples of 5.

Calculate the areas of circles with radii 3.5 cm, 7 cm, 10.5 cm and 14 cm respectively. Write the corresponding values in tabular form and plot the graph of area of a circle vs its radius.