(d) Janine knows that in 2 weeks, her family will need her to work at the restaurant for 8 hours. If Janine can babysit in increments of 30 minutes, what is the least
amount of time that she could babysit that week to earn $140? Show all your work.

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Find the value of x. give reasons to justify your solutions! c ∈ ae