When Lucas goes to school, he passes two traffic lights. The probability of showing red is 70% and 80%. How likely is it that at least one of them shows green on the way to school?

Mrs. Dimitri purchased a case of yogurt cups. Out of every 10 yogurt cups, 6are strawberry. There are 30 yogurt cups in the case. Write the fraction of yogurt cups that are strawberry.

Mary works in a factory that produces 1,000 telephones each day. When 30 telephones were sampled, it was found that 9 were defective. Estimate how many telephones are defective each day.

According to the National Association of Realtors, the mean sale price for existing homes in the United States in 2011 was $214,300. Assume that sale prices are normally distributed with a standard deviation of $41,000.

Data were collected and showed an increase in ice cream sales as the weather gets warmer. Which of the following best describes this situation? a.) Based on the data, this is an example of correlation and causation. b.

639.48 rounds to the nearest hundreth

What's the relationship between 0.04 and 0.004?

The length of a rectangular garden is 7 meters longer than its width. if its perimeter is (12 x + 14) meters, find its length in terms of x.

Job A pays $10.95 per hour, 40 hours per week. Job B pays $18,500 per y. Which job pays better? A) Job A B) They pay the same. C) Job B

4x-6+2y=10 Write the equation in slope intercept form.

Solve for y: 10y-50=-20