Roxanne has 1/2 as many beads as sherrie. the number of beads sherrie has is 4/5 that of ting ting's. ting ting has 165 beads. how many more beds does ting ting have than roxanne?

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The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.