If i multiple 5460 and 12 and then divide 65520 and 54 and i get 1221 what at would be my best estimatea.500b.2500c.25000d.36000

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Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3