The table shows the number of minutes Alberto spent texting. Does Alberto or Christopher send more text per minute? Draw a graph with the this set of data

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.