Question

7. A water tank casts a shadow 21 m long. A
tree of height 9.5 m casts a shadow 8 m long at
the same time. The length of the shadows is
directly proportional to their heights. Find the
height of the tank.​

Answer 1

let the height of tank be x

tank. x. 21

tree. 9.5. 8

so

x=21*9.5/8

x=24.93

Answer 2

Answer:

24.9375

Step-by-step explanation:

Let hight of the water tank be x, then

21 : x : : 8 : 9.5

Then , multiply 21 × 9.5/8

24.9375

HOPE ITS HELPFUL