FLVS help When i go onto my math quizzes it no longer asks for a password, is this happening to anyone else?

The sales tax rate is 7.25%. how much tax in dollars is added on an item that costs $56.00? a. $4.06 b. $7.25 c. $14.50 d. $60.06

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?