Question

Simplyfy 6/5:15/7:28/9​

Answer 1

6/5:15/7:28/9 is 378 : 675 : 980 .

Step-by-step explanation:

Given data:

$\frac{6}{5}$ : $\frac{15}{7}$ : $\frac{28}{9}$

To find: simplying the given ratio  of fractions

Solution:

$\frac{6}{5}$ : $\frac{15}{7}$ : $\frac{28}{9}$

taking L.C.M. of the denominators of given fractions i.e., L.C.M of (5,7,9) = 5 * 7 * 9 = 315 and then multiplying the L.C.M = 315 with each of the fractions

= $\frac{6}{5}$ * 315 : $\frac{15}{7}$ *315 : $\frac{28}{9}$  * 315

= 6 * 63 : 15 * 45 : 28 * 35

= 378 : 675 : 980

Thus, on simplifying $\frac{6}{5}$ : $\frac{15}{7}$ : $\frac{28}{9}$ we get the ratio as 378 : 675 : 980.

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