Find the missing number in the ratio table below.

2 4 6 8
7 14 21 ?
A.
28
B.
26
C.
23
D.
24

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test