Use the sinking fund formula shown to the right to determine the semiannual payments with 7% interest are compounded semiannually for 4 years to accumulate $77,000.
The semiannual invested payment is $.
(Round up to the nearest cent)

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)