C r = (n!)/(r!(n-r)!)
9 C 3 = (9!)/(3!*(9-3)!)
9 C 3 = (9!)/(3!*6!)
9 C 3 = (9*8*7*6!)/(3!*6!)
9 C 3 = (9*8*7)/(3!)
9 C 3 = (9*8*7)/(3*2*1)
9 C 3 = (504)/(6) 9 C 3 = 84
Answer:
There were a total of 40 girls there
Step-by-step explanation:
32 divided by 4 is 8
So multiply 8 x 5 to get 40
Answer:
im peppa pig and this is my little brother George and this is mommy pig and this is daddy pig
Step-by-step explanation:
They are not similar. The angles are not equal
Answer:
<h3>1952.00</h3><h3>I=976</h3>
Step-by-step explanation:
<u><em>SIMPLE INTEREST FORMULA:</em></u>
I- Interest
P- Principal
R- Rate
T-Time
P=976
R=25
T=4 years
976*25%4
25%=0.25
Solve.
Multiply.
976*0.25*4
976*0.25*4=976
I=976
976 and $1952.00, which is our answer.