Step-by-step explanation:
area of circle= πr²
3.14×7×7
153.86 is the required area
Answer:
$400
Step-by-step explanation:
Let 'p' represent the original price, the 'p-0.3p' represents the sale price:
280 = p - 0.3p
.
Solving for 'p' we have p=400.
The original price of the television was $400
Red card because it is a fifty fifty chance for the colors but a 3 in 10 chance for a face card