One kilogram of cheese costs £9.68 Chris buys 650 g of this cheese.
Work out how much Chris pays.
1kg=9.69
1000g=9.68
650= 9.68/1000x650=

Abank manager wants to encourage new customers to open accounts with principals of at least $2,500. 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! "?