9. Connor cuts a board with a length of 78.5 centimeters into four equal pieces. Which is the best estimate for the lengt of each piece?

What is 142 increased by \( 50 \% ? \) \( \left.\begin{array}{l}142 \text { increased by } 50 \% \text { is } 213 \\ \text { (Type an integer or a decimal.) }\end{array}\right) \)

Find the \( 15^{\text {th }} \) term of the arithmetic sequence whose common difference is \( d=8 \) and whose first term is \( a_{1}=-20 \).

The 14 students in gym are to be divided into 2 teams of equal size. How many will be on each team?

What is \( \frac{1,242}{99} \) rounded to the nearest integer?

Find the \( 74^{\text {th }} \) term of the following arithmetic sequence. \[ 13,18,23,28, \ldots \] ПII