b$.$Based on your studies, read the following definitions in the table below and choose the right term that reflects the meaning of each. $(1\mathrm{.}5$ marks$)$No$.$Definitions Term$1$A measurable input quantity that is inherent in a mathematical formula. $2$Scientific approach to decision making$\mathrm{.}3\_\_\_\_\_\_\_\_\_\_\_\_\_$ means that if production of $1$ unit of a product uses $4$ hours, production of $10$ units would use $40$ hours.