Over the last 50 years, the average temperature has increased by 2.5 degrees
worldwide. what is the rate of change in worldwide temperatures per year?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

4+(2+x) can you me solve this problem