Question

Rohit wanted to measure the length of his tabletop in metre he had a 40 cm scale the length of the table top is 3 and half times the scale available with them what will be its length in metres​

Answer 1

Answer:

140cm=1.4m

Step-by-step explanation:

40cm*3+(0.5*40)

on solving we get,

120cm+20

=140cm

on converting,

1.4m

Answer 2

Answer:

1.4 m

Step-by-step explanation:

Length of the scale = 40 cm

Length of the tabletop = 3 1/2 times scale

                    therefore, = 3 1/2 x 40

                                      = 7/2 x 40

                                      = 140 cm

140 cm = 1.4 m (Ans) (1 m = 100 cm)