Question

A teacher wants to select the class monitor
in a class of 30 boys and 20 girls. In how
many ways can the monitor be selected if the
monitor must be a girl?​

Answer 1

Answer:

10monitors.

Step-by-step explanation:

let the monitor is a x.

then,

x=30-20

x=10.

hence,

teacher selected 10girls and boys for monitor.

hope it's helps.....