You roll a number cube 20 times. it lands on 2 five times. what is the experimental probability of rolling a 2? 1. 40%
2. 10%
3. 25%
4. 17%​

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)