You put $20,000 on deposit on your thirtieth birthday at 5 percent compounded annually. On your fortieth birthday, the account begins earning 6 percent. Then on your fiftieth birthday, it begins earning 7 percent. You plan to withdraw equal annual amounts on your sixty-first, sixty-second, . . . , seventieth birthdays. a. How much will be your annual withdrawal? b. On your sixty-fifth birthday, you decide to withdraw the entire amount remaining. How much do you withdraw?

i hope this is what you were looking for.

see attached graph

step-by-step explanation:

well if you round, things become much more simple. round 5.95 to 6, 4.25 to 4, and 1.05 to 1. now, add 6+4+1 and that would equal 11. so the items together would equal to about $11.

the answer is:

the lateral area is equal to

to find the lateral area of the square pyramid, first we need to find the perimeter of the base, and then, find the lateral area using the following formulas:

where,

s, is the base length

slant height, is the height of a the side of the pyramid

we are given:

now, calculating the perimeter of the base, we have:

then, calculating the lateral area:

hence, we have that the lateral area is equal to

have a nice day!

step-by-step explanation: