Describe the location of significant zeros in a number relative to the decimal point

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?

Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?