Answer:
720 ways
Step-by-step explanation:
10 P 3
or 10 * 9 * 8 = 720 ways
Answer:
Step-by-step explanation:
log 2.5=log 21/2=log (3*7)/2=log3+log7-log 2=0.48+0.85-0.3=1.03
Step-by-step explanation:
10000-(10000n/20) = 10000 - (500n)
6500 = 10000 - 500n
3500 = 500n
n = 7