The ratio of chaperones to students on a field trip to new york is 2 to 11 . if there are 297 students on the trip , how many chaperones are there

Cross multiply

11x = 594

x = 54

There are 54 chaperones.

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the inequality is:

250c+180g≥950

step-by-step explanation:

let c denotes the number of days in a week   miyoko worked as a cryptographer.

and g denotes the number of days in a week she works as a geologist.

now we are given that she earns $250 for every day she works as a cryptographer,and earns $180 for every day she works as a geologist.

now miyoko's goal is to earn more than $950 this week.

hence, the inequality could be represented as:

250c+180g≥950

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)