Question

The grand father's age is four years more than nine time the age of the grandson - The father's
age of 40 years is 22 years less than six times
the age of his son. The age of grand father is :
a. 70 years c. 63 years
b. 77years d. 67 years​

Answer 1

Answer:

77 years

Step-by-step explanation:

please mark as brain list

Answer 2

answer

Let a = grandfather's age now

Let b = father's age now

Let c = Son's age now

The Grandfather's Grandson is the Father's Son

----------------------------

given:

f=40

40=6s-2

6s=42

s=7

a=9s×4

a=9×7+4

a=67

The grandfather is 67