Sylvester and lin go to the amusement park. sylvester plays 5 rounds of mini golf and takes 4 turns in the batting cages for $60. lin plays 3 rounds of mini golf and takes 6 turns in the batting cages for $45. use two equations to find the price for each activity. enter your answers in the boxes.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

What is the lcm of 16 and 40 ? 24 and 40 ?

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.