Question

Weight of 15 identical book is 6kg. what is the weight of 45 such books​

Answer 1

Answer:

18KG

Step-by-step explanation:

WEIGHT OF 15 IDENTICAL BOOK IS 6 KG

THEREFORE,  WEIGHT OF 1 SUCH BOOK

                        = 6/15 KG

SO NOW, THE WEIGHT OF 45 SUCH BOOKS IS

                        = 45 * 6 / 15

                        = 3 * 6

                        = 18 KG

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