1/6 divided by 4 i need the answer please thank you.

For each proportion find the unknown number x 1/5/8=×/15

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same