The amount of interest on $x for 2 years is$320. the amount of discount on $x for one year is $148. find the annual effective interest rate i and the value of x.

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second