Philip is x years old now. He is 3 years older than his sister.
(a) How old is his sister now?
(b) If x = 10, how old will his sister be in 4 years’ time?
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Answer:
(a) 3x
(b) 34
Step-by-step explanation:
(b) ans- =3x+4
=3×10+4
=30+4
=34
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