If laundry detergent cost $6.40 for 128 oz and $3.20 for 64 oz. which is the better buy?

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate