67 POINTS PLEASE HELP DUE SOON!

Find the area of a parallelogram with base 15 yards and height 21 2/3

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is: