Answer:
10.95
Step-by-step explanation:
1,224 minutes.
75.20 minus 14 = 61.2
61.2 / 1,224minutes
Answer:
for b-10 the b=5 and b+10 b=4
Step-by-step explanation:
Answer:
84
Step-by-step explanation:
Combinations
nCr
n (objects) = 9
r (sample) = 3
9C3
n! / r! (n – r)!
9! / 3! (9 – 3)!=
9! / (3! * 6!)=
9*8*7*6!/ (3! * 6!)=
6! cancels out
9*8*7/3*2*1=
3*4*7=
12*7=
84