Answer:
B 1/2
Step-by-step explanation:
The probability of rolling an even number on a fair, six-sided die is 3/6 = 1/2, which results from three of the six possibilities of {1, 2, 3, 4, 5, 6} being even numbers.
Hi,
The fastest way to find the HCF of two numbers is to first prime factorise them,
200: 2*2*2*5*5
240: 2*2*2*2*3*5
Then take the common so; 2*2*2*5
which is 40