Q1.

If 3% of (a + b) = 7% of (ab)
and 5 % of (a − b) = 4% of (ab),
then what percentage of b is a?

Q2.

A researcher intends to make use of ICT in his/her research. What consideration should weigh most in such a decision?
(a) Appropriateness of the tool used
(b) Cost involved in procuring it
(c) Availability of tools in the department where research is to be undertaken
(d) Willingness of his/her supervisor to offer help
(e) The company from which the ICT equipment has been procured
Choose your answer from the following options: