Question no. 3 (a) A sum of $4,000 is invested in a credit union which pays
interest at rate of 6% per year compounded quarterly. If the
amount is kept on deposit for 5 years. What will the
compounded amount equals? How much interest will be
earned during the 5 years? (1.5 marks)
(b) If a saving account awards interest of 8% per year compounded
semiannually, what amount must be deposit today in order to
accumulate $150,000 after 15 years? How much interest will
be earned during these 15 years? (1.5 marks)
Please help.

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27