khaijustcalled khaijustcalled

16-10-2021
Mathematics

contestada

Which rate is better?
Sam runs 10 miles in 1 1/9 hours. Rina runs 8 miles in 7/8 hours.

Respuesta :

Аноним Аноним

16-10-2021

speed = distance / time

speed of sam = 10/ (10/9) = 9 miles per hour.

speed of rina = 8 / (7/8) = 8x8/7 = 9.14 miles per hour.

Since, speed of rina is more than that of sam, rina is better.

Answer Link

Otras preguntas

Do some eukaryotes reproduce asexually

I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number. What number am I. Explain.

Do you think a single-issue party could be widely accepted in the united states? Why?

How do you estimate 3/4 - 1/8? How much of 3/4 is left?

A relationship that can be used to solve for the Time it takes for a bird to fly between two trees is A.speed*distance B.speed+distance C.speed/distance D.dista

mr. smith is on a trip.on the first day he travelled 2/5 of the trip, and on the second day he travelled another 1/3. what fraction of thw trip did he travel in

tickets for a high school play cost 3 dollars for children and 5 dollars for adults. The revenue for one performance was 663 dollars and 145 tickets were sold.

Do some eukaryotes reproduce asexually

Jane drinks 275 milliliters of juice from a 1 liter container. How much juice is left

Which value of x is in the solution set of 4/3x +5 < 17?would the answer be 8 or 9?