If 7x = 1 find the decimal value of X (x=1/7)

In a certain country telephone numbers have 9 digits. the first two digits are the area code and are the same within a given area. the last 7 digits are the local number and cannot begin with a zero.

C=-3. a=2 b=4 (2) 2 (3c+7)

1) The product of 2 positive consecutive integers is 12. Find the integers.

Mrs. Hilt has a pizza that is 35 inches in diameter. What is the radius of that pizza.

The height of the mountain is 3200 feet. If the temperature at the base is 12 Celsius and the top of the mountain is - 8 Celsius, where is it 0 degrees Celsius? Assuming the temperature changes uniformly.

A 9-cm chord is 11 cm from the center of a circle. What is the radius of the circle? C. 13.0 cm B. 11.9 cm A. 9.0 cm D. 14.2 cm

What is the percent of change from 180 to 387

A value one standard deviation from the mean is less likely to occur than a value three standard deviations from the mean. True or False?

Eight times what equals 565

A rectangular window is 4 ft long and 3 ft wide. Jane would like to buy a screen for the window. The cost of the screen is based on the number of square inches the screen is. Use the facts to find the area of the window in square inches.