Question

7. Find the area of a square field whose each
3
side is 4- metres.
12
8. A water tank contains 12 litres of water.
2
Two-fifths of it was consumed. How much
of it was left?
​

Answer 1

Step-by-step explanation:

area of square is side × Side = 4×4=16 m²

let left water be x

so 2/5+x = 12

so x= 12-2/5

= 60-2/5

= 58/5