Answer:
All of the above
Step-by-step explanation:
10, 100, 1000, 100000 all are rational numbers because you can write them as:
10/1 , 100/1, 1000/1, 100000/1
Answer:

Step-by-step explanation:
These
ways are:
- The first die showing a 4 and the second die showing a different number
- The second die showing a 4 and the first die showing a different number
- Both dice showing 4s
Answer:
given
n=9
a=1
d=3-1=2
Step-by-step explanation:
now , by formula,
sn = n/2(2a+(n-1)d)
= 9/2(2×1+(9-1)×2)
=9/2×18
=81
1.2 minutes per hours is the correct answer