Simplify 5 to the negative 4th power over 5 to the 3rd. Question 2 options:

1)

57

2)

5−1

3)

1 over 5

4)

1 over 5 to the 7th power

Find the value of the cosine for angle a

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?