PLSS HELPP MEE Find the sale price of the item. Round to two decimal places if necessary.

Original price: $270.83
Markdown: 77%
the sale price is $

(I will mark the first person who answers correctly brainliest3)

Describe all the numbers that when rounded to the nearest thousand are 645,000

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.