Question

Five paramedics and four technicians are registered for a rescue team how many possible xombinations

Answer 1

Given 5 paremdics

        4 technicians

5 c 1  *  4c1

5*4  =20

Answer 2

Given : Five paramedics and four technicians are registered for a rescue team.

To Find : How many  possible combinations one can choose to make a rescue team of a paramedic and  a technician?​

Solution:

Five paramedics

one  paramedic can be selected in ⁵C₁  =  5 ways

Four technicians

one  technician can be selected in ⁴C₁  =  4 ways

Total ways of selecting team of a paramedic and  a technician

= 5 x 4

= 20

20 possible combinations one can choose to make a rescue team of a paramedic and  a technician among Five paramedics and four technicians

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