in a survery of 1000 families it was found that 710 drink tea with breakfast while 230 drink coffee. the families who drink both tea and coffee are half in number compared with those who drink neither tee. what's the number of families who drink both tea and coffee?​

How to write 3 tenths and 5 tenths as a decimal

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?