39. The ratio of new houses to antique houses in a village is 4:5. If there are 12 new houses, how many antique houses are there?

15 antique houses

Step-by-step explanation:

New houses : Antique houses

                  4 : 5

                 12 : ?

12 ÷ 4 = 3

Multiply 5 by 3

5 × 3 = 15

12 : 15

There are 15 antique houses.

answer: both chords and diameters have two endpoints on a circle. diameters must intersect the center of a circle.

there are 25 people coming to the party

step-by-step explanation:

the text says that there will be 22 children at this party, 1 teacher, and 2 parents. so if you add them all together (22+1+2) it will equal 25. (=25)