Pls help me solve this
Mr. Chan started working in 2006 and will retire by the end of year 2030. During this period, he will deposit $20,000 at the
beginning of the year 2006, and $22,000 at the beginning of the year 2007, and for each subsequent year, 10% more than
previous year, would be deposited in a bank at a fixed interest rate of 6% p. a., interest compounded yearly. (Give your answers
correct to the nearest integer)

By the time Mr. Chan retires, will he get more than $3,000,000? Explain briefly.

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.

Maren is buying carpet for her rectangular living room. the room is 4.8 yards wide and 5.2 yards long. how much carpet does she need to buy? enter your answer as a decimal in the box. yd2