If you buy 3 pairs of socks with an original cost of $9.99/pair at a discount of 15% with a sales tax of 5%, how much do the socks cost in total?

What could explain what happened when the time was equal to 120 minutes

Anyone know? will mark brainliest if correct!

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.