Me plz im stuck which is the counterexample to the following conjecture? if a number is divisible by 3, it must also be divisible by 9. a.18 b.54 c.21 d.27

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Find the missing variable for a parallelogram: a = latex: 32in^2 32 i n 2 h = b = 6.3 in (1in=2.54cm)

Yo need asap pls ! markin da brainiest too !