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? 67.9 ⋅ 1014 tons
6.79 ⋅ 107 tons
67.9 ⋅ 107 tons
6.79 ⋅ 1014 tons

The first one

6.79 1014

Step-by-step explanation:

1gm = 1000mg so 0.1gm = 1000mg

first, convert the weight to kg

160lb * 1kg/2.2lb = 72.7kg

next, the dose

72.7kg * 100mg/kg = 7270mg

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !