the time in Abuja is 4 1/2 hours behind the time in Delhi. A what time is it in Abuja when it is 18:20 in Delhi. the time in Jakarta is 1 1/2 hour ahead of the time in Delhi. B what time is it in abuja when it is 01:05 in jakarta​

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.

Ithink the versus years?

61/100, because if it is 0.(value) than it is value / 100 assuming value is 2 digits long. we cannot simplify it further because 61 is prime number.