Question

Three numbers are in the ratio 2:5:7 their LCM is 490.find the square root of the largest number​

Answer 1

Answer:

15.65

Step-by-step explanation:

Let the number, x

The ratio of three numbers=

2x+5x+7x=490

14x=490

x=490/14

x=35

Hence, the numbers will be,

2x=35*2=70

5x=35*5=175

7x=35*7=245

So, the largest number is 245

Hence the square root of 245=15.65

Hope it helps....

Mark as brainliest ....