Use knowledge of multiples and common factors to answer the question. Which pair(s) of numbers has (have) a greatest common factor of 7?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?