Ella bought a book whose original price was $19.89. She used a coupon to get a 30% discount. Which of the following is a reasonable estimate of
the selling price of the book?

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check

Kerion has a beaded necklace business. she can make 12 necklaces is 2 hours. how long will it take her to make 9 necklaces?

Tim has obtained a 3/27 balloon mortgage. after the initial period, he decided to refinance the balloon payment with a new 30-year mortgage. how many years will he be paying for his mortgage in total?