Are you a genius?

Take a Mensa Test! You have to work out what the letters mean. For example, "24 H in a D" = 24 Hours in a Day. According to MENSA, if you get 23 of these, you are a "genius". Only 2 MENSA members achieved full marks. See how well you can do.

24 H in a D
26 L of the A
7 D of the W
7 W of the W
12 S of the Z
66 B of the B
52 C in a P (WJs)
13 S in the USF
18 H on a G C
39 B of the O T
5 T on a F
90 D in a R A
3 B M (S H T R)
32 is the T in D F at which W F
15 P in a R T
3 W on a T
100 C in a R
11 P in a F (S) T
12 M in a Y
13=UFS
8 T on a O
29 D in F in a L Y
27 B in the N T
365 D in a Y
13 L in a B D
52 W in a Y
9 L of a C
60 M in a H
23 P of C in the H B
64 S on a C B
9 P in S A
6 B to an O in C
1000 Y in a M
15 M on a D M C