1.

The ratio of two numbers is 5 : 6. If their product is 1470, then what is the sum of both the numbers?1). 2102). 773). 1324). 98

Answer»

Let two number be 5x and 6X

Product = 5x × 6x = 30x2

According to the question,

30x2 = 1470

X2 = 49

⇒ x = 7

Now,

∴ Sum = 5x + 6x = 11X = 11 × 7 = 77


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