In a class of 100 students there are 10 who speak chinese, 20 who speak french, 30 who speak spanish, 8 who speak both french and spanish, and 3 who speak all three of these languages. how many students in the class do not speak any of these three languages?

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

How can (square root of 25) ^2 be rewritten?

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.