Answer:
The answer is = 52
Step-by-step explanation:
Answer:
Prime factorization: 81 = 3 x 3 x 3 x 3 which can also be written 3⁴
Answer: Option 'a' is correct.
Step-by-step explanation:
Since we have given that
Probability that he jumps a hurdle = 
Total number of hurdles = 10
Probability that he knocks down = 
So, Probability (knocks down all hurdles ) is given by

Hence, Option 'a' is correct.
1) 25%
2) 60
3) 1750
4)
5) 20%
6) 2400
7) 10
8)24
9) 1/25
10) X/y = constant.
sorry 4 no. is not taught in Nepal