Which choice represents the fraction below as a single exponential expression? 5^4/5^8
a)5^-4
b)1/2
c)5^4
d)5^2

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830