An ash parcel is released 10km into the air, the time it took to reach the closest town, 140km away, was 7 hours. assuming the particles range in size from small ash particles to large blocks the size of vehicles. what is the largest diameter particle that could have fallen on the town? (in mm)

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?