Let's estimate . (a) Round each number to the nearest ten.
83 rounds to ___

275 rounds to ___

(b) Add the rounded numbers.

Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.

What point is the projection of q on a) r b) s c) t

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11