15.5
15.5
Half of 30 is 15 and half of 1 is 0.5! So, 15+0.5=15.5
15.5 or 151/2
15.5
(1/2) / (31/5) = (1/2) * (31/5) = 31/10 = 3.1
31
31 ÷ 12 = 2 with remainder 7
An infinite number of multiples of 31 can be divided by 31.
15.5
15.5
15.5
31/1/2 = 62
(1/2) / (31/5) = (1/2) * (31/5) = 31/10 = 3.1
2.5833
To work it out for yourself, you need to understand that a prime number is a number than can only be divided by 1 and itself. 18 can be divided by 2 39 can be divided by 3 42 can be divided by 2 which leaves 31 which can only be divided by 1 and 31.
31
It is: 2/5 divided by 3 and 1/10 = 4/31
2.3846
31 ÷ 12 = 2 with remainder 7
Four and two thirds divided by one and three ninths = 7/2 or 31/2