a China platter cost $550 during an auction the platter was sold for $820 what was the price increase in the cost of the platter​

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

The parabola opens: y=√x-4 (principal square root) up down right left

41/17 as a decimal rounded to the nearest hundredth