Determine the longest tape which can be used to measure 7 m,3m,85cm,12mcm95.

4 answers

Find the GCF ( greatest common factor )

7 m = 700 cm = 7 ∙ 5² ∙ 2² cm

3 m 85 cm = 385 cm = 11 ∙ 7 ∙ 5 cm

12 m 95 cm = 1295 cm = 37 ∙ 7 ∙ 5 cm

7 and 5 (common to all)

Greatest common factor = 7 ∙ 5 = 35

The longest tape = 35 cm

7 m = 20 ∙ 35 cm = 20 lengths

3 m 85 cm = 11 ∙ 35 cm = 11 lengths

12 m 95 cm = 37 ∙ 35 cm = 37 lengths
Math
Pata nhi
Pahle LCM nikalo LCM ko jo LCM a raha hai usse divide kar do answer A jaega