Hurrry oh gosh Barry deposited $5000 for two years into a money market account. At the end of two years, he had a total of $5400. What rate of interest did he receive? (See Example 1 in your notes.)

a
2.5%
b
3.0%
c
3.5%
d
4.0%

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

What is the number 321,000,000 in scientific notation? also what is the number? ?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?