Two cross-roads of width 5 m pass through the middle of a rectangle of dimensions
30 m by 20 m. One of the roads is parallel
to the length and the other is parallel
to the breadth. Determine the cost of
construction of the roads if 1 sq. m costs
Rs 15.

Please help me solve this with steps . ​

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?