Question

The lengths of three pencils A, B and C are in the ratio of 2 : 3:5. If the length of A is 6 cm, find
a) the length of B and b) the length of C
with solution​

Answer 1

Answer:

Let, A:B:C=2k:3k:5k

A=6cm

2k=6

=》k=3

Therefore length of B= 3k=3×3=9cm

Length of C=5k=5×3=15cm

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Answer 2

Answer:

lets the common ratio be x.

then 2x=6

x=3

length of B= 3×3= 9

lenth of C =5×3=15.