What is the percentage of 4 and 20

2%

Step-by-step explanation:

To find 4 of 20, you would divide 4 by 20 which will equal .2, which will be 2%

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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