How can these two atoms have the same atomic mass? A) atom X is a liquid and atom Y is a solid
B) atom Y has one more proton that atom X
C) atom Y has one more neutron than atom X
D) atom X is a metal and atom Y is a non-metal

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

What rotation was applied to triangle def to create d’e’f’?

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.