A liter of water contains about 3.35•10^25 molecules. A certain river discharges about 1.8•10^9 litter of water every second. About how many molecules does the river discharge every minute. Write your answer in scientific notation.

Which verbal expression best describes the algebraic expression 3x ÷ 5? the quotient of three times some number and five the product of some number and five divided by three the quotient of three and some number times five the sum of three and some number divided by five