A pupil is chosen at random. Work out the probability that the pupil studies Portuguese.
Subject
Russian Portuguese Spanish
Italian
Probability 0.3
0.25

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Solutions for 2x+7 less than or equal to 3x-5

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?