Answer:
4 and 6
Step-by-step explanation:
4 and 6
Answer:
5 blocks
Step-by-step explanation:
5 blocks for every barometer
Use compound interest formula:
Future value, F
25000=P(1+i)^n
where
P=present value to be found
i=annual interest rate = 0.065
n=number of years = 6
so
25000=P(1.065)^6
=>
P=(25000/1.065^6)=$17133.353
Answer:
a^2-1
Step-by-step explanation:
(a+1)(a-1)
=a^2-1
