C=25
S= 9

b = 4c- s2

b= ?

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4