taegreen1234567 taegreen1234567

26-10-2021
Mathematics

contestada

What is the proportional rate for 15/21=20/y?

Respuesta :

chitthwayhninsi356 chitthwayhninsi356

28-10-2021

Answer:

y=28

Step-by-step explanation:

15/21=20/y

15y=420

y=28

Answer Link

Otras preguntas

what does "math is not an spectator sport" mean?

Which of the following achievement occurred during the Tang and song periods? A. Chinese painters captured busy city live in a new way B. The building of the g

s=t2−12t+35 Use interval notation to indicate when the particle is moving in the positive direction. (If the particle is never moving in the positive direction

You want to mix a 5% blue dye with a 20% blue dye to make a 12% blue dye. The function y =100(0.05)+x(0.2)/100+x gives the concentration y of blue dye after yo

probability Jeanie is a bit forgetful, and if she doesn't make a "to do" list, the probability that she forgets something she is supposed to do is .2. Tomorrow

The circumference of a circle is 60π cm. What is the length of an arc of 140°?

Yanika is teaching a swim class. She needs to divide the class into teams for a relay race. There is 18 students. A) List all the possible sizes of the relay te

Can someone help me with this question .. The doctor tells the patient to cut back on coffee. The patient usually has four 8-oz cups of coffee per day. If the

What is photoperiodism?

Which of the following results from stimulation by the sympathetic nervous system? A) release of glucose from the liver B) decreased heart rate C) stimulati