20% of a restaurants customers order the chefs special. 230 customers are anticipated to dine at the restaurant tonight. the standard deviation for this binomial distribution is

20÷100×23

Step-by-step explanation:

20 percent is 20÷100 and to find 20 percent of 230 we have to multiply 20 percent by 2

step-by-step explanation:

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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