A function is shown. \( h(t)=-t^{2}+10 t-16 \) For which interval of \( t \)-values is the function both positive and increasing? \( t<5 \) \( t>8 \) \( 2

4. The lowest common multiple (LCM) of 8,10 and 12 is A. 2 B. 120 C. 960

3. Two prime factors of 12 are A. 1 and 2 B. 2 and 6 C. 2 and 3

Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form. \[ 22,14,6, \ldots \] Answer Attempt 1 out of 2 This is

8. Clock A alarms every 2 hours and Clock B alarms every 3 hours. They fi alarmed together at 8:00 am. The next time they alarm together is at A. \( 1: 00 \mathrm{pm} \) B. \( 1: 30 \mathrm{pm} \) C. \( 2: 00 \mathrm{pm} \)

Line \( r \) goes through points \( (-5,2) \) and \( (-3,8) \). Line \( s \) goes through points \( (-6,4) \) and \( (2,12) \). Which statement is true about lines \( r \) and \( s \) is steeper than line \( r \). Line \( s \) has a negative slope. Line \( r \) is steeper than line \( s \).