Ayouth chorus has 30 members. there are 14 boys in the chorus. what is the ratio of boys to girls in simplest form?

a.7/15
b.8/15
c.7/8
d.8/7

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Through: (-3,-3) parallel to y= 7/3x+3

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics