There are 270 cows on a farm. a) On the farm
number of bulls : number of cows = 1:30
How many
bulls are there?
b) Assume
the 270 cows produce milk for 10 months each year
each cow produces an average of 26 litres of milk per day
each month has 30 days in it.
Estimate the total milk production, in litres, of the 270 cows in on

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?