Ineed this done asap write an equation to represent the relationship between the two variables 1 and 7

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale