Isaac borrowed $3,000 at 10.5% compounded quarterly 3½ years ago. One year ago he made a payment of $1,200. What amount will extinguish the loan today?

In point estimation

A) data from the population is used to estimate the population parameter.
B) data from the sample is used to estimate the population parameter.
C) data from the sample is used to estimate the sample statistic.
D) the mean of the population equals the mean of the sample.

Anne has opened up a systematic savings account into which she deposits $500 per month compounded monthly at a rate of 7.8%.How long will it take her to reach $500,000? Round your answer to the nearest tenth of a year.

Roxanne placed a limit order.This means she specified the price that she would pay for a stock.If the stock does not fall to that price,then the stocks are not purchased.

Anthony began the year with $96,400 already invested in his Snow 'n Ice retail store. He withdrew $14,200 on March 1 and another $21,800 on April 1. On August 1, he invested $23,700, and on November 1 he contributed another $19,300. What was his average cumulative investment during the year? (Assume that each month has the same length.)

Combine and simplify. $\frac{18+z}{7z}-\frac{15-z}{7z}$

A) $\frac{33-2z}{7z}$
B) $\frac{3}{7z}$
C) $\frac{3+2z}{7z}$
D) $\frac{33+2z}{7z}$
E) $\frac{33}{7z}$

Refer to Stock Listing. What is the rate of yield for the EXN stock? (Round to nearest tenth of a percent.)​