Sarah took the advertising department from her company on a round trip to meet with a potential client. Including Sarah a total of 20 people took a trip. She was able to purchase coach tickets for 170and first class tickets for 1080.She used her total budget for airfare for the trip, which was 7260. How many first class tickets did she buy? How many coach tickets did she buy?

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step-by-step explanation:

answer: the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

step-by-step explanation:

the given rate of interest i= 85%

in calculating the monthly payment for a loan with an interest rate compounded monthly, the value of the interest rate per period we use in the formula must be in decimal form.

to convert it in decimal, we divide it by 100, we get

hence, the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

what level of math? also i don't need to be paid if i can you.