The present age of Ramu's father is four times that of
Ramu; After five years the sum
of their ages would be 90
years. Then the present age of
Ramu is
years.

let Ramu's age be x.

father's age =4x+x=90

5x=90

x=90/5

x= 18 .

therefore ,Ramu's present age is 18

left 3, up 4

step-by-step explanation:

just count the values of x & y of the vertex of the graph and see how many units in the x and y direction will get you from the f(x) graph to the f(x) graph

1 and 2

step-by-step explanation: