Rahul is 6 years older than his sister Ria

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

Rahul is 6 years older than his sister Ria. Three years from now, the product of their ages will be 247. How old is Rahul at present? (a)

18\text{ years}

(b)

15\text{ years}

(c)

16\text{ years}

(d)

19\text{ years}