Math

Which statement applies?

2÷6+1/2 to the second power plus one

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

Find the multiplicative inverse of 8-12i