The amounts of food waste generated in a region during two years were 37,500,000 tons and 30,400,000 tons. what was the total food waste generated over these two years in the region, expressed in scientific notation?

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars