# maths

posted by
**ifeanyi chinedu chris**
.

1,The sum of $3000 is placed in the savings account. If money worth 6% compounded semi annually, what is

he balance in the account after 7 year? Assume no other deposit and no withdrawals are made.2,The demand function of a manufacturers production is P=1000-2q where P is the price (per unit) when Q units

are demanded (per week) by consumers. Find the marginal revenue when 250 units are produced