Tomato coverage area: 400×35%= 140 (m2)
Celery area: 400× 20% = 80m2.
Coverage of leek: 400× 15%=60 (m2)
A: The areas of cucumber, tomato, celery and leek are120m2,140m2, 80m2 and 60m2 respectively.
(2)( 140-80)÷80
=60÷80
=75%;
(80-60)÷80
=20÷80
=25%
A: The planting area of tomatoes is 75% more than that of celery. The planting area of leek is 25% less than celery.