Twelve of the 30 students in the class are boys. what is the ratio of boys to girls in the class

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Step-by-step explanation:

Boys to girls

12 to 18 or 12:18

4 to 6 or 4:6

=

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

answer: it is a.,b.,d.

step-by-step explanation: